An 82-Kg Block of Copper at 80 ^$\circ$ C Is Dropped into a Container with 0

question 57

Multiple Choice

An 8.2-kg block of copper at 80 ^$\circ$ C is dropped into a container with 0.62 L of water at 10 ^$\circ$ C.How much energy in the form of heat is absorbed by the water as the copper and water reach thermal equilibrium?

• A)100 kJ
• B)130 kJ
• C)180 kJ
• D)220 kJ
• E)250 kJ

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