Question

a solution contains 20 gram of sugar in 80 gram of water calculate the concentration of solution in terms of mass by mass percentage

Answer 1

This could be your answer......

Given :
Mass of solute : 80 gm
Mass of solvent : 20 gm
Mass of solution : (20 + 80) = 100 gm
= 80by100 x 100
= 80 %

Hope it helps......