hey can anyone help me with the following question
This is the last question of Oct/Nov 2002 paper6 about the sloubility
in the mark scheme it is written that "work out the solubility"...so do i have to write the method by which i can find the solubility or just this statement

plzzz tell me wat will be answer...i will appreciate if anyone give me a whole answer to this question.
Thanks
i have attached the mark scheme and the question paper, it is the question no. 7