Calculate the mass of sodium acetate trihydrate required to make 100. mL of a 0.100 M solution. 0.820 g 1.00 g 1.36 g 1.95 g

Question

Linda Harding

Chemistry

27 June, 03:44

Calculate the mass of sodium acetate trihydrate required to make 100. mL of a 0.100 M solution. 0.820 g 1.00 g 1.36 g 1.95 g

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Answers (1)

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Mina Rios · Answer 1

1.36 g.

Explanation:

First we calculate the molar mass of sodium acetate trihydtrate:

CH3COONa. 3H2O

= 12 + 3 + 12 + 2*16 + 23 + 6 + 3*16

= 136 g.

So 1 L of 1 M solution contains 136 g

0.100 M solution will contain 13.6 g

100 mL of 0.100 M solution contains 1.36 g.