One mole of an ideal diatomic gas expands adiabatically from the initial pressure of 1.01 atm, the initial volume 3.81 m^3 and the initial temperature 286 K, to a final volume 7 times greater than the initial volume. a) What is the final pressure of the process? b) What is the final temperature of the process? c) What work, in joules, is done by (or in) the system?

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