Question 1. An ideal diatomic gas contracts from 1.25 m3 to 0.500 m3 at a constant pressure of 1.50 × 105P a. Draw a PV diagram and name this process that occurs at constant pressure. If the initial temperature is 425 K, calculate (a) the work done on the gas, (b) the change in internal energy of the gas, (c) the energy transfer, Q, and, (d) the final temperature.

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