Question

A solution contains 40 g of common sal
concentration in terms of mass by masse
s of common salt in 320 g of water. Calculate the
terms of mass by mass percentage of the song.
a​

Answer 1

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Answer 2

Answer:

Given, amount of solute = 40g

amount of solvent = 320g

Mass percentage = (amount of solute) /

(amount of solvent) * 100

= 40/320 * 100 = 100/8 = 12.5%