Question

plz Q no 3 quick help me plz with explain

Answer 1

R u sure that (i) and (ii) are the correct options ?? Becuz I'm getting the answer as 0.2 moles per litre
Sol. m= wt/GMM * 1/ Vol(in lts)
=> m = 5.85 / 58.5 * 1000/ 500
=> m = 0.1 * 2
=> m = 0.2 mol / lt

Answer 2

No.of moles of solute / Volume of solution in L

= 5.85/58.5 = 0.1/0.5 = 0.2 mol L-1 . So it will be neither of these