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1. Five (5) grams of oxygen gas occupies a volume of 45.0 liters at 25C and pressure P. Nine hundred Joules of work were used

1. Five (5) grams of oxygen gas occupies a volume of 45.0 liters at 25C and pressure P. Nine hundred Joules of work were used to compress the gas at constant pressure. Use Cv=2.5RJ/molK. Calculate the heat, internal energy, and enthalpy. ( 3 points)

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