This is a video lesson on how to work out the Mr (Relative formula Mass) of chemicals as well as how to read chemical formula to find out how many of a particular element is in a chemical. Suitable for all levels.
A slightly longer video than usual😅 But, we'll go through how to read chemical formula and use that to help us work out Mr (relative Formula Mass). As always, if you have any questions, please leave them below I will answer them 😁
