Question

An aqueous solution of ethanol in water is 1.54 molal.
Calculate the mass of ethanol in 250 g of solvent.​

Answer 1

Answer:

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Explanation:  hope it helps

Molality= mass of solute / molar mass /mass of solvent * 1000

1.54=mass of ethanol/ 46.06* 100/25

1.54*46.06*25/100=mass of ethanol

=17.73g