1.

A 10 kg solid at 100°C with a specific heat of 0.8 kJ/kg °C is immersed in 40 kg of 20°C liquid with a specific heat of 4.0 kJ/kg °C. Estimate the temperature after a long time if the container is insulated (specific heat of water = 4.18 kJ/kg).

A. 30°C
B. 28°C
C. 26°C
D. 24°C
Answer» E.


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