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The atomic weight of a triatomic gas is ...

The atomic weight of a triatomic gas is `a`. The correct formula for the number of moles of gas in its `w g` is:

A

`(3w)/(a)`

B

`(w)/(3a)`

C

`3wa`

D

`(a)/(3w)`

Text Solution

Verified by Experts

The correct Answer is:
B

`3 ag= 1 "mole"` ( the gas is triatomic)
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