A solution is prepared by adding 2 g of a substance
Ato 18 g of water. Calculate the mass percent of the
solute.
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Answer:
Explanation:Mass % of solute = Mass of solute/ Mass of solution× 100
=2 /( 18 +2)× 100
= 2/20× 100
= 1/10× 100
= 10%
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Mass percent of A = Mass of A / Mass of solution × 100.
= 2g / 2g of A + 18 g of water × 100 = 2g/20g× 100 = 10%.
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