The density of a 56.0% by mass aqueous s...

The density of a `56.0%` by mass aqueous solution of 1-propanol `(CH_3 CH_2 CH_2 OH)` is `0.8975 gcm^-3`. What is the mole fraction of the 1-propanol ?

A

`0.292`

B

`0227`

C

`0.241`

D

`0.276`

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