Question

A gas is allowed to expand in an insulated container against a constant external pressure of 3 atm from an initial volume of 5.0 L to final volume of 9.0 L. The change in internal energy AU of the gas is

-1.2 kJ

-3.4 kJ

-4.5 kJ

-6.2 kJ​

Answer 1

4.5 j

Explanation:

4.5j

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