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Density of a 2.05 M solution of acetic a...

Density of a 2.05 M solution of acetic acid in water is 1.02 g/mL. The molality of the solution is:

A

`3.28 mol kg^(-1)`

B

`2.28 mol kg^(-1)`

C

`0.44 mol kg^(-1)`

D

`1.14 mol kg^(-1)`

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The correct Answer is:
B
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