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What is the mole fraction of the solute ...

What is the mole fraction of the solute in a 1m aqueous solution?

A

`0.177`

B

`1.770`

C

`0.0354`

D

`0.0177`

Text Solution

Verified by Experts

The correct Answer is:
D

Given `m=1, m = (1000xx n)/(N xx M)`
`therefore 1= (1000 xx n)/(N xx 18) rArr (n)/(N)= (18)/(1000)`
or `(n)/(n+N) = (18)/(1018)= 0.0177`
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