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A gaseous mixture contains oxygen and ni...

A gaseous mixture contains oxygen and nitrogen in the ratio 1:4 by weight. The ratio of their number of molecules is 

A

`1:4`

B

`4:1`

C

`7:32`

D

`3:16`

Text Solution

Verified by Experts

The correct Answer is:
C
Weight `x:4x`
moles `(x)/(32):(4x)/(28),=(1)/(8):(4)/(7)`
implies molecules moles = 7:32
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