This video covers:
0:16 - What an element is
2:23 - What isotopes are
3:37 - How to calculate relative atomic mass
This video is suitable for:
- All tiers
- All exam boards
- Triple and combined science
Related videos/topics:
The structure of an atom - [ Ссылка ]
GCSE Chemistry playlist:
[ Ссылка ]
GCSE Biology Playlist:
[ Ссылка ]
GCSE Physics Playlist:
[ Ссылка ]
![](https://i.ytimg.com/vi/iyCLDHG1PCA/maxresdefault.jpg)