A 5-Kg Piece of Lead (Specific Heat 0

question 57

Multiple Choice

A 5-kg piece of lead (specific heat 0.03 cal/g⋅°C) having a temperature of 80°C is added to 500 g of water having a temperature of 20°C. What is the final equilibrium temperature (in °C) of the system?

• A) 79
• B) 26
• C) 54
• D) 34
• E) 20

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