Calorimetry: If 50 g of lead (of specific heat 0.11 kcal/kg ? C°) at 100°C is put into 75 g of water (of specific heat 1.0 kcal/kg ? C°) at 0°C. What is the final temperature of the mixture?
A. 2.0°C
B. 6.8°C
C. 25°C
D. 50°C
Answer: B
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