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Adding Water to Acids 

Cody'sLab
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I dilute various acids incorrectly, to see what happens. I also add water to a base and a salt for comparison.
Video with reaction: • Video
Before the bug the 2nd beaker from the left (medium beaker) was at least 99% sulfuric acid and the one in the large beaker was around 96 to 98%. The nitric was very pure 99%+ (anhydrous). The water was from rain collected over painted steel and the other chemicals ( HCl, NaOH & NH4NO3) were industrial grade.

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6 сен 2024

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Комментарии : 682   
@mitchellmaytorena1137
@mitchellmaytorena1137 7 лет назад
Cody definitely seems like the type of guy who teaches teachers.
@bluemamba5317
@bluemamba5317 7 лет назад
And he's probably smarter than 95% of teachers.
@noctismortis7349
@noctismortis7349 7 лет назад
Mitchell Maytorena why does he look like Eminem
@maurimetsaroos7179
@maurimetsaroos7179 7 лет назад
true
@knifelover73
@knifelover73 7 лет назад
Mauri Metsaroos somebody listens to Eminem. Poor Stan.
@grayscalemedia6869
@grayscalemedia6869 7 лет назад
+Lars Petersson Perhaps at chemistry, but his English is atrocious...
@Tomartyr
@Tomartyr 8 лет назад
"I am actually quite disappointed, I was hoping it would do something more interesting. 'Cos I spent a little bit of money on this acid" - Cody Reeder 2013
@vanderticked
@vanderticked 6 лет назад
I said that a few times in the 90's, myself.
@vineelasunkara9892
@vineelasunkara9892 2 года назад
😆 lol
@mariodeathcore1
@mariodeathcore1 9 лет назад
"I've spent a little bit of money on this acid." Boy, if i had a nickel for how many times i've said that xD
@jdog4534
@jdog4534 6 лет назад
Drew Grey, I've never spent more than 3 bucks on a tab. . ..usually got 2 for 5. Lol
@fabiansanchez7203
@fabiansanchez7203 6 лет назад
j dog bruh wtf where you live, where I'm at it's an easy 10-15
@jdog4534
@jdog4534 6 лет назад
yur mum gay .. The question isn't where but when I lived..
@fabiansanchez7203
@fabiansanchez7203 6 лет назад
j dog ah I see, are you an original hippy or something like that?
@jdog4534
@jdog4534 6 лет назад
yur mum gay not quite but I was born when they emerged on the scene. I remember seeing them all over the place when I started going to school. I was bussed to the Haight where my school was 2 short blocks down Haight st from Ashbury. (Do you know of Haight Ashbury in relation to the big hippie movement?) They were everywhere, begging us for our lunch money. Lol
@BrookNBones
@BrookNBones 9 лет назад
My dad once worked in an industrial complex where sulfuric acid was used and a man once dropped a 5 gallon bucket of hot mop water solution with Clorox onto an open bucket of sulfuric acid by accident and the two splashed and created a gas cloud when the two solutions mixed. But they were pretty sure it splashed from the two buckets slamming into one another, and not a chemical explosion. And don't ask why they had an open bucket of sulfuric acid just sitting around the machine shop near the sink that they changed dirty mop water out in, because he didn't know either and when I asked him he said, "hey it was the 60's they did all kinds of stupid stuff back then."
@nibblrrr7124
@nibblrrr7124 4 года назад
I'm slowly starting to get a feel where Ex&F's running joke about the 1960s is coming from...
@uctuyenle4649
@uctuyenle4649 4 года назад
@@nibblrrr7124 fuck me i love the 60s
@o11o01
@o11o01 7 лет назад
I love how you say "better safe than sorry" when that's the entire basis of your teachers telling you not to add water to acid. Still love the videos, and the fact that you're showcasing that it has little danger, but you can see why a teacher would do as they have.
@gui123987
@gui123987 7 лет назад
Dear Slim, I wrote you but you still ain't calling...
@asammar4835
@asammar4835 7 лет назад
I left my address, my home phone and my pager at the bottom
@jdog4534
@jdog4534 6 лет назад
Ammar A lol.. pager? X^}s)" hahaha
@kurtiskaskowski5386
@kurtiskaskowski5386 6 лет назад
Dear Mr I'm too good to call or write my fans.
@JonnhyW
@JonnhyW 6 лет назад
It's been six months, and still no word
@aravindsai2409
@aravindsai2409 6 лет назад
i know you got my last two letters, i wrote the adresses on em perfect
@BasedBidoof
@BasedBidoof 7 лет назад
lmao the quality improvement is crazy
@mobspeak
@mobspeak 6 лет назад
It's not about quality, it's about quantity. He puts out lots of videos, that's what makes his channel good. ØoØ
@zach00769
@zach00769 6 лет назад
mobspeak he is talking about the video quality.
@dandanthedandan7558
@dandanthedandan7558 6 лет назад
Boy, watch his videos now...
@moonyminecraft5147
@moonyminecraft5147 6 месяцев назад
heyy this is me watching in 2024 lol
@shanek6582
@shanek6582 8 лет назад
You've grown a lot in three years!
@ThatManAdrian
@ThatManAdrian 8 лет назад
has he gotten hotter?
@shanek6582
@shanek6582 8 лет назад
Damn right he has, if no other reason than he now makes lots of money!
@robertgrenzray7657
@robertgrenzray7657 7 лет назад
Where does he get lots of money?
@thrundawolf187
@thrundawolf187 7 лет назад
+Robert Grenzray RU-vid
@th3thin9
@th3thin9 7 лет назад
his voice is the same tho
@AmateurRedneckWorkshop
@AmateurRedneckWorkshop 9 лет назад
I worked in a chemical plant where we were mixing acid and water. We mixed about 500 gallons of each a first step in making some amine. If you put the water in the acid it would over pressure the tank we were mixing the material in and blow the rupture disk. I have seen that happen. I am not sure what pressure it could have gotten to as the rupture disk was about a 15 pound test I think. Thanks for the video.
@jamagrant6967
@jamagrant6967 7 лет назад
C c c.
@GustavoSilva101
@GustavoSilva101 4 года назад
more temperature, more water evaporating, more gas. Your tank blew up because of the gas pressure, not some crazy overly exothermic reaction. It's a good practice though to not overheat beakers so quickly as they could eventually crack
@hawnshill7441
@hawnshill7441 7 лет назад
I didn't know Cody did voice overs!! Who is this guy in the video? So glad this was recommended. 3/4 years is a long time
@albeil55
@albeil55 7 лет назад
Rise above It's slim shady
@naveensundar4765
@naveensundar4765 4 года назад
@@albeil55 lmao
@myrmesuwu607
@myrmesuwu607 4 года назад
Title: adding water to acids NaOH: I'm going to end this men's whole career
@joshuarosen6242
@joshuarosen6242 7 лет назад
I believed this for 40 years and never questioned it. Not hugely entertaining but certainly illuminating.
@quinnhaynie7767
@quinnhaynie7767 10 лет назад
my coworker saw the explosive reaction : a 55 gal drum of cmos grade sulphuric had a leak at the base in a storage room. Using a hose, a tech sprayed water onto the acid pool to rinse it into a neutralization drain. The combination led to a non combustive explosion.
@quinnhaynie7767
@quinnhaynie7767 10 лет назад
it can be recreated. just need a pressure gradient between the reaction chamber and the surroundings. if the pressure is allowed to build, heat will accumulate and water will boil out, splashing acid all over.
@mahatana_r
@mahatana_r Год назад
The shape (surface more precisely) of the flask plays some roles too. In an about 4 inches diameter like that, it's a little harder to boil. It's more dangerous for 1 inch or smaller diameter. In a larger flask, the heat can go sidewise. In a smaller flash, the heat has no way to go other than upward.
@louistournas120
@louistournas120 9 лет назад
Why don't you use Celsius. This is a chem video, right?
@OK2BCK
@OK2BCK 9 лет назад
louis tournas precisely
@kjpmi
@kjpmi 9 лет назад
louis tournas Are you not smart enough to convert F to C? Especially at the temperatures he was working at. Here in the US we use F in every day use. Most of us can see a temperature in F or C and know the equivalent temp in the other without doing a conversion. It just comes from every day use of both.
@louistournas120
@louistournas120 9 лет назад
kjpmi I don't bother with F or with any of the old systems. I have written a program to convert these units but if this is suppose to be a science video, use what is standard in science.
@cameronmcallister7606
@cameronmcallister7606 9 лет назад
kjpmi Celsius is used by much of the rest of the world, typical display of lack of outside interests as shown by Americans, I know many British science channels that convert to farenheit for those who have the balls to still live in America.
@SuperAngelofglory
@SuperAngelofglory 9 лет назад
+louis tournas actually my friend, the standard in science is Kelvin
@GimmeDatHead
@GimmeDatHead 7 лет назад
I think you may have added the water too quickly.. I'm pretty familiar with a sulfuric water reaction. That I have to do at work. And it reacts very violently. Try using a 10:1 ratio. Sulfuric to water. And slowly add the water to the sulfuric. If you dump the water in too quickly it overwhelms the reaction
@neha0007
@neha0007 6 лет назад
Ohhh....!!! DAMN!!! I was expecting some explosive scene😦😦😥😧😧😕😕[As mentioned by my chemistry teacher😀😀😉😉]
@ARJUN-qv9cj
@ARJUN-qv9cj 2 года назад
After watching You're the real teacher for me .
@fritzdecat
@fritzdecat Год назад
I searched "adding water to acid" because I was curious, and got exactly what I wanted. Thanks man.
@rev_lunar
@rev_lunar 7 лет назад
That was the most anticlimactic video I've ever had the pleasure of watching.
@nannygreb1844
@nannygreb1844 8 лет назад
I remember back in the future days when he has a good hair cut. Ahhhh those will be the days
@nathancampbell850
@nathancampbell850 9 лет назад
"Temperature meter" you mean thermometer?
@AndyU96
@AndyU96 8 лет назад
+Nathan Campbell If you got the point, and the words used are clear, don't go into such small unnecessary details. We use words in order to communicate, and the phrase "temperature meter" might be just as understandable as "thermometer" if not more.
@nathancampbell850
@nathancampbell850 8 лет назад
EmirhanMW2 I understand that, I wasn't being hostile, simply pointing out a funny thing.
@AndyU96
@AndyU96 8 лет назад
I'm not trying to be hostile, but honestly, it should be given some thought on whether that joke was in any way necessary or not. Just saying this to see whether you will understand and agree with what I mean or not, I could just choose to not write at all.
@nathancampbell850
@nathancampbell850 8 лет назад
EmirhanMW2 So you if you think my comment was unnecessary (Which it isn't, that's what comments are) then why did you go out of your way to unnecessarily call me out on it?
@laharl2k
@laharl2k 6 лет назад
You mean atomic innertia sensor
@Lightningchase1973
@Lightningchase1973 8 лет назад
The most likely scenario to splash around hot acid is to have concentrated (anhydrous) sulphuric acid, and you add droplets of water, like you'd do thinking "oh dilute with care". These droplets may (and they do, out of experience in the lab) boil upon contact with the sulphuric acid, and small droplets of acid may fly around. For some students which don't like to use safety googles so much this could result in quite a nasty experience (you'd not go blind from that, but a painful inflammation of the injured skin of the eye....) Also you may get a bit boiling and hissing when removing used (contaminated) sulphuric acid by putting it into a large water bucket fast. But explosion...? neigh. You may try to mix concentrated perchloric acid with acetone (best let machines do it, while you are sitting in a bunker, like the mythbusters), as this will result in a vicious explosive reaction
@ezrareagan2631
@ezrareagan2631 7 лет назад
takes off face shield boom acid goes every where
@jo31b
@jo31b 7 лет назад
When you switched cameras after adding the first bit of water the sound made me think it was the beginning of a terrible explosion. Scared the shit out of me!
@arlenereeder6708
@arlenereeder6708 11 лет назад
Cody wow some very interesting videos you do great very interesting work. Keep up the good work.
@little1gili
@little1gili 9 лет назад
At my uni they demonstrate the explosion with roughly 100ml of sulfuric acid and a squirtbottle with water, and it actually blew up. Sadly, none of us thought of filming the experiment...
@SpectroUzumaki
@SpectroUzumaki 2 года назад
this is still relevant almost a decade later, thank you cody! you're a legend!!
@daveb5041
@daveb5041 7 лет назад
I love cody's "old prospector" accent. Very 1870's. "Get me some more water." "Didn't do nothing". Carefull thems coyotte's in them hills over younder! I do have to say I miss the short hair, long hair looks like hippy old prospector. Maybe grow a beard and a crushed stove pipe hat and a corn cob pipe. Then hang some pots and pans around your shoulders filled with reagents.
@Cr42yguy
@Cr42yguy 9 лет назад
analytical grade H2SO4 not being a clear liquid did make me doubt it's purity
@losoj30
@losoj30 5 лет назад
It's always been clear when I've seen it. It's brown color looks like it reacted to something like iron
@G4naD
@G4naD 5 лет назад
its maybe from some car battery
@Cookieglue
@Cookieglue 4 года назад
Its probally extracted from dain cleaner
@bstrickler
@bstrickler 6 лет назад
I was taught that you add acid to water because if it splashes back, it should be diluted enough to minimize harm to you.
@adama1294
@adama1294 9 лет назад
The reason why Chemists teach you to add acid to water is not because of explosions and boil over. Sometimes when adding stuff to liquids, some of the solvent splashes out. What splashes out is what is already in the beaker, not what is being added too.
@-danR
@-danR 7 лет назад
My recollection was that you don't _mix_ (stir) the water into glacial sulphuric acid. It's the huge surface area presented that drives the reaction faster. Merely pouring it in, it will slowly diffuse.
@pixelpatter01
@pixelpatter01 6 лет назад
The worst case situation is for a small amount of water, about 5ml to be injected or put below the surface of the acid where it then reacts with the acid forming high temperature water that is kept from immediately boiling by the static pressure of the sulfuric acid above it. This hot water then moves upward and converts to steam as the weight of the acid above it decreases. This sudden release of pressure then allows the steam to lift and throw acid. It is analogous to putting a wet item in a hot deep frier. Trapping the steam beneath the surface is what must be avoided. If you want to see it POP, run a glass tube to the bottom of the acid and allow the water to be introduced below the acid.
@justcanteron-dv1gb
@justcanteron-dv1gb 5 лет назад
This video raised my anxiety levels for no reason
@bludrahven9781
@bludrahven9781 6 лет назад
As far as I know, very dilute acids may have water added to it without any safety concerns. But every time a highly concentrated strong acid is used, it is highly suggested to add acid to water, because then acid vapor and temperature increase is more significant.
@JoeFromCincinnati
@JoeFromCincinnati 11 лет назад
The reason they don't want you to add water to acid is because, as you showed in your videos, it does increase in temperature. Given the right conditions, if it is on a hot plate etc it may splash up and out of the beaker. In that scenario, you'd rather the liquid that is splashing to be water rather than acid. It's kind of a "better safe than sorry" rule. It doesn't have matter which is added to which that would cause a more violent reaction. Just a matter of splashing caused by rapid reaction.
@PuerRidcully
@PuerRidcully 4 года назад
Cody looked like some kind of 90s techno DJ in these glasses.
@lanhikari87
@lanhikari87 7 лет назад
"full acid suit" just put on the top part...
@jeffreyyoung4104
@jeffreyyoung4104 Год назад
I just had an acid boil over with only one ounce of concentrated sulfuric acid drain cleaner and water. I only added cold water, and the acid was at 72 degrees F, but when the water reached about 1/4 ounce, it started to boil, and at half an ounce, it boiled out of the cup it was in. I had used the acid to clean the hard water deposits in a plastic faucet aerator, and I used tap water to dilute the acid when the deposits were gone. I also use the acid to clean the deposits in the toilet bowl, and when I add the acid, I make sure as much of the water is removed from the bowl before adding the acid, so it is still quite strong when I finally add water to dilute the acid, and the acid also boils in the bowl. The reason you did not get the reaction I did, is because you had too large a heat sink with the volume of acid used. Had you used smaller volumes of acids, you would have had the reaction you were looking for.
@Emilythematerialgurl
@Emilythematerialgurl 2 года назад
Imagine a teacher goes dont poor water into acid poor acid into water and the acid is just vinger lol
@JonHeckendorf
@JonHeckendorf 6 лет назад
Thanks for demonstrating the water to acid experiment. Back in 6th grade, I was mixing up batches of nitroglycerin and I was very careful to mix as my college chemistry books suggested. When my nitro solution was perfected, I experimented with the formula. One experiment was mixing water to acid and acid to acid including all permutations. Not one violent or explosive reaction ever occurred. Later, in high school, my chemistry teacher was explaining what would happen when mixing water to acid and I spoke up and explained what I had experienced with my experiments. She became very unhappy with me causing me to go from an A to a C- for the course. That same semester, I enrolled at a nearby University studying a double major in physics and mathematics. Chemistry was my passion until that chem teacher incident. I left high school and never looked back.
@aarondcmedia9585
@aarondcmedia9585 6 лет назад
I love this. It reminds me of scenes out of movies where they stabilise wormholes or test FTL drives for the first time. Pure science.
@kingkongmegatronboss
@kingkongmegatronboss 9 лет назад
Nearly 10 minutes of my life I will never, ever get back.
@cardanger
@cardanger 6 лет назад
For some reason this video made my dog freak out. Every time the thermometer beeped he ran out of the room to check the front door. We don't even have a doorbell.
@juncusbufonius
@juncusbufonius 6 лет назад
At school we made [the teacher] sulphur trioxide and added water which did explode. It was not legal to show us but as he said it was silly since how else could you really learn. Obviously it worked as that was 30 years ago and I still remember.
@justintremblay2318
@justintremblay2318 7 лет назад
like mine he was freaking out that i've touched mercury
@centrifugedestroyer2579
@centrifugedestroyer2579 7 лет назад
Justin Tremblay I had to keep my whole arm under flowing water for 15 min after the assistant saw that I acidently poured 0.1M NaOH over my hand and parts of my forearm. (In case you dont know, thats really low concentrated and we usually do not much about it )
@centrifugedestroyer2579
@centrifugedestroyer2579 7 лет назад
Justin Tremblay I had to keep my whole arm under flowing water for 15 min after the assistant saw that I acidently poured 0.1M NaOH over my hand and parts of my forearm. (In case you dont know, thats really low concentrated and we usually do not much about it )
@TheCortymast
@TheCortymast 6 лет назад
Jutta Beckmann You know, that teachers have their regulations on what to do, when an accident happens, no matter how minor it seems. Also it is Important to learn, that every chemical should be treated with respect.
@andrewcousins3491
@andrewcousins3491 7 лет назад
This made me chuckle on the last one, I liked how you got very well protected but no reaction. Love your videos!
@ps2hacker
@ps2hacker 6 лет назад
Instant cold packs are just ammonium nitrate and water. You know if you add sodium hydroxide to the water, first, the addition of ammonium nitrate will produce copious amounts of ammonia gas, but then if you heat the solution to about 285 degrees, you can hot blue gun parts in it.
@andy0422
@andy0422 9 лет назад
Used to work at a plating company. One day we had to add 50 gallons of sulfuric to an offline plating bath which was 180 degrees F. I worked 2nd shift and the boss left instructions on how to do this. But his note was backwards. He wrote to put the acid in then pump the bath over. He had a busy day I guess. The end result was everyone had to run for safety. Meaning evacuate. The chemical reaction was scary. But shame on me. I did not think it was the right procedure and could have called my boss (really good guy) but I didn't. I will say that these acids are very dangerous and you have to treat them with a lot of respect. Not much happen'd in your'e video as far as how nasty they are,
@Sevalecan
@Sevalecan 7 лет назад
Watched video for 5 and 1/2 minutes before realizing it was Cody's Lab.
@crohkorthreetoes3821
@crohkorthreetoes3821 7 лет назад
Well I just added 500 ml of distilled water to 50 ml of 97% sulfuric and it fizzed some and produced some steam for a moment which did make me nervous, but unless I wake up with pulmonary edema in the morning it didn't go all so badly for me. Now to see if I can exfoliate some graphite.....
7 лет назад
pour water into cold beer - a whole world will catch on fire!
@TheMightyZwom
@TheMightyZwom 6 лет назад
Use warm water. Afterwards the result is american "beer" xD
@MrLehi99
@MrLehi99 6 лет назад
TheMightyZwom Even we realize that our beer is basically just alcoholic piss water. But hey, it's cheap. A 12 pack of Coors goes for $8 where I live, but I'll never drink that shit. The beer I buy is mostly porters, stouts, and IPAs, all of which go for about $4-$6.50 for a single 22oz bottle. Thankfully, Washington state is big on microbreweries, and we like alcohol as a general rule since we produce ridiculous amounts of wine.
@aaronspencer1880
@aaronspencer1880 6 лет назад
Unless its Fosters - it might actually improve the taste :)
@DeliciousDeBlair
@DeliciousDeBlair 6 лет назад
I have had commercial sulfuric acid drain cleaner boiling and steaming in drain lines, but I have never intentionally poured it like this, so I don't know.
@jimjamsnootergmail
@jimjamsnootergmail Год назад
The water itself plays a very large role. Distilled water is lacking any impurity, it won't even conduct electricity because it so inert. however pouring TAP water into acid is astronomically more unsafe and unpredictable. The tap water in Arizona for example is full of impurities and particulates that if introduced even into hydrochloric acid could cause a violent reaction. Unless you are 100% positive your water is as pure as it gets, it's best to be safe. I think that's the take away.
@TheScaryName
@TheScaryName 7 лет назад
My teacher always argued that pouring acid in water, and not the other way around, reduced the risk of getting acid splashed all over you? Never even mentioned the thermal reactions...or more likely I wasn't paying attention.
@Guy-vq3qj
@Guy-vq3qj 7 лет назад
Jocke Thörngren because the heat produced supposedly can rapidly boil the acid or water and send it splashing, not because the acid actually splashes on its own
@TheScaryName
@TheScaryName 7 лет назад
Guy1581 So I gathered from this video. The odd thing is when I was working with semiconductors we topped off the acid baths (around 180 degrees Celsius ) with water... they were lidded of course, but it still caused them to boil like crazy.
@kevinwhite1287
@kevinwhite1287 6 лет назад
Jocke Thörngren was it already diluted acid. Flash boiling is mainly a problem when diluting highly concentrated acids.
@MushookieMan
@MushookieMan 6 лет назад
That's true. My classmate got acid splashed on him at his job, because he added water to acid. No boiling needed. Then he proceeded to drink his beverage that was sitting nearby, and drank some of the acid. He says he chugged a gallon of vinegar afterward.
@yourdad9168
@yourdad9168 6 лет назад
mushookie man wtf? Vinegar is an acid
@centrifugedestroyer2579
@centrifugedestroyer2579 7 лет назад
Concentrated sulfuric acid.... the worst serial labcoat killer in inorganic chemistry practicals!!!
@phannguyen723
@phannguyen723 7 лет назад
My high school chemist teacher was wrong. Nothing much happens when you poor water over concentrated acid. She told us that we should always point the mouth of the cylinder away when we mix acid into water. I am very satisfied with this experiment. Good job man.
@scottaw1981
@scottaw1981 8 лет назад
this must be what a ten foot pole is really used for. I imagine if you're using improper vessels and/or the acids are hot enough to create a dangerous temperature spike, that would be bad.
@brycegutierrez4677
@brycegutierrez4677 9 лет назад
I really appreciate that you posted this despite it being "boring" (no explosions). Not every chemistry experiment results in explosions, and often times we learn more from getting not what we want then from getting what we do want.
@abhishekbhatti1155
@abhishekbhatti1155 3 года назад
When your teacher tells you not to do this, but you do this.
@theyoster1
@theyoster1 8 лет назад
Thank you Cody for letting me no longer needing to drip conc Sulfuric on myself to test the danger of it. It's incredible how hard it is to find out what you're dealing with online. Have you ever had any injuries with Conc. HCl? Just wondering if it causes worse or similar burns, as I thought I saw you come into contact with it in one of your gold refining dishes without gloves on.
@allesklarklaus147
@allesklarklaus147 8 лет назад
I have been in contact with conc. HCl but not the pure gas. Just 30% or so water solution. The smoking stuff, pretty sure you know it :D so it is way better than sulfuric acid I would say. I work with it mixed with water with about 20-30% of the 30% HCl and you basically can touch it at that point. If you get some of the 30% stuff on your hands (insides!) and don't clean it off quickly it leaves you with some white, dead skin. It doesn't really burn your skin that bad but on soft skin, like outsides of your hands, it hurts and kills that skin pretty fast but nothing too bad... Anyway, your skin protects itself by an acid layer so it is not that sensitive to acids. But if you get some really strong NaOH or other basic solutions or even pure NaOH (powder/crystals, whatever you call it) or similar things on your hands it does start to react fast and it a lot more pain plus really really nasty scars and you gotta make sure the wound doesnt infect and tape it for 2 weeks or so. Have I mentioned that it really hurts? :D got some crushed NaOH - just a bit - under my sleeve somehow and with some sweat it started reacting quite nasty. Bad scar on my arm now. Just all the things without water added yet (NaOH, H2SO4 etc) are far more badass than some concentrated watersolution.
@nevetshalva
@nevetshalva 4 года назад
it looks like an after creddits of a braking bad episode
@borg972
@borg972 7 лет назад
WOW, Cody has protective equipment!! and lots of it..
@thelambsauce3439
@thelambsauce3439 5 лет назад
I didn't knew slim shady would be teaching me..
@mirmalchik
@mirmalchik 6 лет назад
science class: here's some basic rules you can follow to practice chemistry safely cody: here's me doing the opposite
@TickyTack23
@TickyTack23 9 лет назад
Poring water into acid during a catalyzed synthesis can lead to more heat than expected, and cause a runaway reaction, which you really don't want to happen cause well you can't stop it, your product goes to shit, and depending on the setup can cause over pressurization of your vessel. But in general you are correct in small quantities adding water to acid usually won't do anything. But I still don't advise it as controlling heat is a big part of organic chemistry.
@memejeff
@memejeff 2 года назад
crazy how it feels like you uploaded this yesterday. Time flies
@gsnake911
@gsnake911 7 лет назад
I worked at a silicon wafer reclaim factory where they use sulfuric acid. The times in which someone does a tank rinse wrong, the glass tank has exploded. So, I agree don't add water to acid, at least most times.
@fareskassahun4904
@fareskassahun4904 2 года назад
My teacher says if acid react with water it could blow up bulding lol
@Biochemguy
@Biochemguy 10 лет назад
I was never told in the lab that adding water to acid would make it explode, they just didn't want us to do it since it was bad practice as it would heat up the solution very quickly as opposed to the slower more controlled heating it would have when added slowly to water. Maybe this would go differently with a solid acid or base? I know NaOH pellets when I've added water to them have melted through plastic tubes I was using, but they were low quality materials, so who knows.
@Biochemguy
@Biochemguy 10 лет назад
***** Cool, can't wait to see it :)
@ShotTower1
@ShotTower1 10 лет назад
Ivory vines And that's why when working with highly concentrated acids you should be working in a fume hood. If it goes wrong just slam the whole thing down and deal with the aftermath.
@ryanmccuan
@ryanmccuan 8 лет назад
Love it. Teacher got mad at me for pouring water into vinegar.
@MuhammadAli-fu5dt
@MuhammadAli-fu5dt 3 года назад
0:01 "Somebody just blasted" He said it so casually like this is common in his area
@benjaminlamothe2093
@benjaminlamothe2093 6 лет назад
The poor bug that was disolved R.I.P.
@tedweeke9988
@tedweeke9988 6 лет назад
So, it’s not just a heat problem, it’s also a splash problem. If you splash yourself while adding acid, you’re (usually) splashing yourself with a solution that’s mostly water. The heat is still an issue though. The hotter the solution, the more fumes given off. HCl fumes are kinda bad for your lungs, and most labs aren’t open air. Safety standards for using concentrated acid require the use of a fume hood. We follow safety standards because we might do this dozens of times in a shift and anything that reduces the severity of the eventual accident is good.
@OfficialAudeka
@OfficialAudeka 9 лет назад
The only issue I could see by adding water to acid is in a temperature controlled synthesis. Could possibly ruin product formation.
@lukeadamek685
@lukeadamek685 6 лет назад
Almost 5 years later, you've grown so much
@IAm18PercentCarbon
@IAm18PercentCarbon 11 лет назад
Man, you make fucking great videos. Messing around with acids and whatnot outside, wearing a labcoat, just having fun and doing science. A+, bro.
@badralfarse1160
@badralfarse1160 2 года назад
pouring water on acid releases a lot of heat, the heat released depends on the concentration of the acid and the quantity
@tahaqutub
@tahaqutub 6 лет назад
Once i chem lab in school i was handed over a medium size conical flask more than half filled with hcl and h2so4 the ones used in schools no idea how pure it was but i mistakenly opened the tap of water on the open flask and it was a big blast acid was everywhere had holes in my pant and sweater plus on the cabinets on my back side in lab
@matthewfeirstine8609
@matthewfeirstine8609 2 года назад
Well i mean there are sulfuric acid based drain openers so i would suspect it wouldnt do much or sinks/pipes everywhere would be blowing up
@BrentKruegerZapperz
@BrentKruegerZapperz 8 лет назад
it depends on the vessel, big wide mouth beaker maybe ok, but if it's more confined like a stoppered flask or tank etc with small addition tube/pipe you may get some blow back
@TheOriginalBagelstein
@TheOriginalBagelstein 7 лет назад
I've gotta say I strongly believe you are missing the point here. The worry in adding water to acid is that it will quickly bring the water to a boil causing the reaction to be more violent than if you diluted the other way. You don't want the acid to splash around and possibly get on your eyes, hands, clothing, etc. It's not about the amoun t of heat produced or anything like that. Its just good practice to add acid to water to keep things as safe as possible.
@bennydelph987
@bennydelph987 6 лет назад
Hi Cody Liked your experiments, says a lot about school days
@blessedmomwife2551
@blessedmomwife2551 7 лет назад
I'm nervous for you especially when you get that pole out! Be safe we need smart guys like you around.
@bsdiceman
@bsdiceman Год назад
Vody i have a Video request: does missing different molarities of sulphuric acids and nitric acids have different reactions, including explosions.
@alejandroeldelbombo
@alejandroeldelbombo 7 лет назад
I read "Adding Water to Bees! "
@generalingwer4341
@generalingwer4341 Год назад
It shouldnt have burnt ur skin, if u washed it off before the feel of burn started?
@CptKennedy1
@CptKennedy1 7 лет назад
So, my understanding of the danger posed by the acid takes three forms. The first is user error, say knocking over the flask of acid, something a student is likely to do, it is better to pour a small amount of acid into a large amount of water, spilling only dilute acid. the second is spatter or boiling, which is a problem for students handling the acid by hand. The third however has to do with the solubility of gasses and volatile acids in liquids with changing temperature. Especially with HCl, as the solution heats HCl gas comes out of solution. I would recommend a modified experiment using a balloon trap to collect evolved gas and an indicator (possibly carrodable metal).
@nixrate
@nixrate 4 года назад
depends on volumes. in a lab yeah not a big deal can flick material around a bit but its minor. if you take 10-20L of sulfuric and do it definitely different.
@theCodyReeder
@theCodyReeder 4 года назад
Can you prove that?
@ajdawson6405
@ajdawson6405 8 лет назад
Cody, you are truly a man of SCIENCE.
@aguynamedsmith6489
@aguynamedsmith6489 7 лет назад
A few weeks ago in my chem class my teacher accidentally got drain cleaner with sulfuric acid instead of Lye. When I went to pour it in the sink it reacted with the water and produced a lot of gas.
@Henszys
@Henszys 6 лет назад
thumbs up with youre watching this in 2018
@qadidja
@qadidja 5 лет назад
2019
@BetaCuckAlpha
@BetaCuckAlpha 4 года назад
First Cody'sLab video I ever watched.
@user-dr9gs6wh1k
@user-dr9gs6wh1k 3 года назад
Chemistry student: *mixes water into water without protective gear* Teacher: “HOW THE FUCK DID HE NOT DIE?”
@splofteyloftey9731
@splofteyloftey9731 7 лет назад
I always thought the reason you add acid to water, is because of spills and splashes, not reactions. If you add water to a lot of acid in class, it's easy to have concentrated acid splash out, causing injury. Adding acid to water reduce the splash concentration. No?
@stevenhollis8677
@stevenhollis8677 7 лет назад
"When in doubt... C4" - Mythbusters
@mrchangcooler
@mrchangcooler 7 лет назад
i'd say it's much more safe to pour water into an acid than it is to pour water into a strong base. As you saw, the base produced enough heat to boil the water immediately and some water mixed with lye splashed out of the beaker. No, it wasn't explosive, but it was still pretty dangerous.
@marcusmcmillan375
@marcusmcmillan375 6 лет назад
What would happen if u mix all the acids together no water
@bobbob-wf8ho
@bobbob-wf8ho 6 лет назад
wow the good old potato cam videos . am glad times or technology has changed.
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