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  • 4.0 L of an ideal gas is allowed to expand isothermally into vacuum until the total volume is 20 L. The amount of heat absorbed in the expansion is ______L atm.O

4.0 L of an ideal gas is allowed to expand isothermally into vacuum until the total volume is 20 L. The amount of heat absorbed in the expansion is ______L atm.

Option: 1

0


Option: 2

-


Option: 3

-


Option: 4

-


Answers (1)

best_answer

In vaccum, for Free expansion.

\mathrm{\text { Pext }=0, w=0, q=0, \Delta U=0, \Delta T=0}

So, the amount of heat aborbed in this expansion is Zero L atm.

Hence, the answer is 0

Posted by

Ritika Kankaria

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