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In a mixture of methane (CH4 and air there are three volumes of oxygen to one volume of methane. From initial conditions of 1 bar and 95°C the gas is compressed reversibly and adiabatically through a volume ratio of 5. Assuming that air contains only oxygen and nitrogen, calculate: (i) the values of cp, Cu, ??, Co, R and for the mixture; (i) the final pressure and temperature of the mixture; (iii) the work input per unit mass of mixture.
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