12-78 A rigid tank contains 1.2 m3 of argon at -100°C and 1 MPa. Heat is now transferred to argon until the temperature in the tank rises to 0°C. Using the generalized charts, determine ( a) the mass of the argon in the tank, ( b) the final pressure, and ( c) the heat transfer. Answers: ( a) 35.1 kg, ( b) 1531 kPa, ( c) 1251 kJ | |
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