Chemistry, asked by vivekrao91296, 1 year ago

How much water should be added to 32ml of acetone to make its concentration 20%?

Answers

Answered by Solved
35
Concentration of solution=( vol. of solute/vol.of solution) × 100
=(32/x) × 100=20
x= 32/20×100
=160ml

volume of solvent=160-32
=128ml....



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Answered by wwwskmadhupushpa
3

Answer:

128

Explanation:

Concentration of solution=volume of solute /volume of solution

=32/x*100=20

=160

To make concentration 20%

160-32=128

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