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If 20 cm^(3) gas at 1 atm is expanded to...

If `20 cm^(3)` gas at `1 atm` is expanded to `50 cm^(3)` at constant `T`, then what is the final pressure

A

`20 xx ( 1)/( 50)`

B

` 50 xx ( 1)/( 20 ) `

C

` 1 xx ( 1)/( 20 ) xx 50`

D

` 50 xx ( 1)/ ( 0.0 2)`

Text Solution

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The correct Answer is:
A
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