The volume of an ideal gas is increased from 1 m3 to 2 m3, Ask an Expert

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The volume of an ideal gas is increased from 1 m3 to 2 m3 while maintaining a constant pressure of 1000 Pa (1 Pa = 1 N/m2).

(a) How much work is done by the gas in this expansion?

(b) If no heat has been added, what is the change in the internal energy of the gas?

decrease or increase

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