During Each Cycle of Operation a Refrigerator Absorbs 45 Cal $\degree$

question 56

Multiple Choice

During each cycle of operation a refrigerator absorbs 45 cal from the freezer compartment and expels 85 cal to the room. If one cycle occurs every 8.0 s, how many minutes will it take to freeze 500 g of water, initially at 0 $\degree$ C? (L_v = 80 cal/g)

• A) 800 min
• B) 4400 min
• C) 120 min
• D) 150 min

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