Q.25:- How are 0.50 mol Na2CO3and 0.50 M Na2CO3 different?
Answer:-
Molar mass of Na2CO3 = (2×23)+12.00+(3×16) = 106 g mol-1
∴0.50 mol Na2CO3 means 0.50×106g = 53g
0.50 M Na2CO3 means 0.50 mol of Na2CO3 i.e. 53g of Na2CO3 are present in 1litre of the solution.
