A 170 g sample of an aqueous alcohol solution contains 20.0% alcohol by

1 answer:

6 0

We are given that alcohol is the solute, which leaves whatever is not alcohol as the solvent. 20.0% of the solution’s mass is alcohol, meaning 80.0% of the solutions mass is solvent. We are given its mass as 170 g, so just multiply 0.800*170 g = 136 g.

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