When 1kg of 50°C water and 2kg of 20°C water were adiabatically mixed under a constant pressure, the temperature of the water became 30°C. Assuming that Cp = 4.2 kJ/kg.K, How much does the total entropy change(KJ/K) in this mixing process?

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01-10-2022
Computers and Technology

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When 1kg of 50°C water and 2kg of 20°C water were adiabatically mixed under a constant pressure, the temperature of the water became 30°C. Assuming that Cp = 4.2 kJ/kg.K, How much does the total entropy change(KJ/K) in this mixing process?

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