allerySupply41.8kJ to100g ice0°C. Lf=334kJ/kg, cwater=4.2kJ/(kgK). Final water T?
A100°C
B10°C
C20°C
D80°C
Answer & Solution
Correct answer: C. 20°C
Melting absorbs 33.4kJ, leaving 8.4kJ to raise 100g of water by20K to20°C.
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