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An ideal gas expands from 1xx10^(-3)m^(3...

An ideal gas expands from `1xx10^(-3)m^(3)` to `1xx10^(-2)m^(3)` at `300K` againts a constant pressure of `1xx10^(5)Nm^(-2)` . The work done is :

A

`-900 J`

B

`-900 kJ`

C

270 kJ

D

`+900 kJ`

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The correct Answer is:
A
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