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05-12-2019
Chemistry

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A saline solution contains 1.6 % NaCl by mass.How much NaCl is present in 57.2 g of this solution?

Respuesta :

11-12-2019

Answer:

0.92 g

Explanation:

Given data:

Percentage of NaCl = 1.6%

Amount of NaCl present in 57.2 g = ?

Solution:

1.6% of 57.2 g NaCl:

1.6/100× 57.2 g

0.92 g

So in 57.2 g 1.6% of NaCl is 0.92 g.

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