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A gas is found to have molecular formula...

A gas is found to have molecular formula `(CO)_(x)` . Its vapour density is 70, the value of x must be:-

A

7

B

4

C

5

D

6

Text Solution

Verified by Experts

The correct Answer is:
C
Molar wt =`{:(2xxV.D,and,x(12+16)=140,),(=2xx70,,x=(140)/(28)=5,),(=140,,,):}`
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