Question

Solution is prepared by dissolving to dissolving substance a in 18 gram of water evaluate mass percent of solute

Answer 1

Answer:

mass percentage of solute =mass of solute/ mass of solution×100

mass of solute = 2 g

mass of solvent = 18 g

mass of solution 20 g

therefore mass percent of solute = 2/20 =100

= 10 %