Question

1. Three solutions 20% by mass, 22% by mass and 24% by mass are mixed together.
What is the % by mass of the resulting solution.​

Answer 1

Answer:

Mass of solute = 20 g

Volume of solution = 500 ml

Mass by volume percentage =Volume of solutionMass of solute×100

                                                 =50020×100=4%

Hence, the correct option is D.