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The temperature of the coffee decreases as the device is used. The initial temperature of the coffee was 76 °C. The internal energy of the coffee decreased by 15 kJ. density of coffee = 1.1 × 103 kg/m3 volume of coffee = 1.9 × 10-4 m3 specific heat capacity of coffee = 4200 J/kg °C Calculate the final temperature of the coffee. Use the Physics Equations Sheet.

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