The School of Chemistry's Professor Dudley Shallcross, Dr Amy McCarthy-Torrens, and Dr Francesca Dennis have had an article published in the Journal of Chemical Education on their collaboration with ...

Here you can find CCEA past papers for GCSE Chemistry (Single Science). Use the links below to download question papers and mark schemes (which contain the answers). If you’re unsure whether you need ...

Part of Combined Science Structures, trends, chemical reactions, quantitative chemistry and analysis 25% of chlorine atoms are 37 Cl and 75% are 35 Cl. The weighted mean mass of chlorine is 35.5. The ...