7.3) A sample of metal block at 75.5 °C was placed in 250.0 g water with the temperature of 22.5 °C. When the two substances reached thermal equilibrium, the final temperature was 24.3 °C. Find the mass of the metal block. The specific heat capacity of the metal is 0.385 J/g.°C and the specific heat capacity of water is 4.184 J/g. °C. 150 g O 74 g O 120 g O 968

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