Question

a solution is prepared by adding 2g of substance a to 18g water. the mass percent of solute is​

Answer 1

Answer:

mass percent is mass of the solute/ mass of the solution hence

mass percent =. 2/20x100

10% will be thew/w%

hope it's help love

Answer 2

Explanation:

mass %= (mass. of component/total mass of solution)100

=( 2/20)100.

=(1/10)100

=10%