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15-02-2024
Physics

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A bathtub has 20.0 kg of water at 60.0°C. The bather wants to decrease the temperature to 30.0°C. How much 20.0°C water should be added to the bath to achieve the desired temperature?
A) 10.0 kg
B) 15.0 kg
C) 25.0 kg
D) 30.0 kg

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