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The mole fraction of water in 20% (wt.//...

The mole fraction of water in `20% (wt.//wt.)` aqueous solution of `H_(2)O_(2)` is:

A

`77/68`

B

`68/77`

C

`20/80`

D

`80/20`

Text Solution

Verified by Experts

The correct Answer is:
B
Mole fraction of `H_2O=(80/18)/(80/18+20/34) = 68/77`
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