Question: From an initial state, a gas sample heated in a cylinder absorbs 7 0 0 kJ of heat. A piston that compresses this gas does

From an initial state, a gas sample heated in a cylinder absorbs 700 kJ of heat.
A piston that compresses this gas does 850 kJ of work.
a. What is the change in internal energy, U, of the gas during this process?
[1 mark]

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