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120 g of an ideal gas of molecular weigh...

`120 g` of an ideal gas of molecular weight `40` is confirmed to a volume of `20 litre at 400 K`, then the pressure of is:

A

`490 atm`

B

`4.92 atm`

C

`2236 atm`

D

`22.4 atm`

Text Solution

Verified by Experts

The correct Answer is:
B
`P=(3xx0.082xx400)/(20)implies P= 4.92 atm`
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