Question

A solution is prepared by mixing 20g of sodium chloride in 80g of water what are the concentrations of the solute and solvent in % by mass explain

Answer 1

Ello user !!!!!!!!

Here is your answer,

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CONCENTRATION % BY MASS = MASS OF SOLUTE / MASS OF SOLUTION *100

CONCENTRATION = 20 / (80+20) *100

=20 /100 * 100

=20%

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