Revise all of B1 and B2 for a test on Friday 25th September. Good luck.
Here is the mark scheme for the Osmosis sheet:
And here is a copy of an Osmosis exam question plus the markscheme:
Revise all of B1 and B2 for a test on Friday 25th September. Good luck.
Here is the mark scheme for the Osmosis sheet:
And here is a copy of an Osmosis exam question plus the markscheme: