Question

28. A solution is prepared by
adding 2 g of a substances A
to 18 gof water. Calculate the
mass percentage of the
solute.​

Answer 1

Answer:

Mass percent of solute =

mass of solution

mass of solute

×100

Mass of solute = 2 g

Mass of solvent = 18 g

Mass of solution = 20 g

∴ Mass percent of solute =

20

2

×100

=10%

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