Created by StemPy LabHow many kilojoules warm of water by ? Take .
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← A kettle is filled with 1.0 kg of ice cubes straight from a tray at exactly 0 °C. It must melt them, bring the water to the boil, and boil it all away. How much energy is that in all? (Latent heats 3.34 × 10⁵ J/kg and 2.26 × 10⁶ J/kg; c = 4186 J kg⁻¹K⁻¹.)Equal masses of water at 20 °C and 80 °C are mixed. What is the final temperature, in °C, if no heat is lost? →
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