Question #9350311
chem - correct me if i am wrong?
15) The solution of sodium sulfate has concentration 60 mmol.dm–3 . What is the concentration of sodium ions in the solution? a) 60 mmol/l b) 20 mmol/l c) 120 mmol/l d) 180 mmol/l e) no answer is correct balanced equation na2so4 --> 2na2+ so42- therefore mol ratio is 1:2 so 60 mmol.dm-3 x 2= 120mmol/l so the answer is c)???
TELL US , if you have any answer