阿摩線上測驗
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阿摩線上測驗
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1. The relationship among the pressure P, volume V and temperature T of a gas or liquid is given by van der Waal's equation 
= nRT for positive constants a, b, n and R. Find the critical point (Tc, Pc, Vc) such that P'(V) = P'(V) = 0.