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A sample of n = 2.00 moles of monoatomic ideal gas expands adiabatically, the work done on the gas is W = -5.00 x 10³ J. The initial temperature and pressure of the gas are T_i = 600 K and P_i = 4.05 x 10⁵ Pa. Calculate: a) the final temperature of the gas; b) the final pressure of the gas. R = 8.314 J/mol K

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