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A cube 23 cm on each side contains 3.7 g of helium at 20∘C. 1000 J...

A cube 23 cm on each side contains 3.7 g of helium at 20∘C. 1000 J of heat energy are transferred to this gas.

A) What is the final pressure if the process is at constant volume?

B)What is the final volume if the process is at constant pressure?

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