A car air-conditioning unit has a 0.5-kg aluminum storage cylinder that is sealed with a valve, and itcontains 2 L of refrigerant R1 34a at 500 kPa; bothare at room temperature 20'C./t is now installedin a car sitting outdoors, where the whole systemcools do,"vn to the ambient temperature of - 10"C. What is the irreversibility of this process?
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