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One kilogram of water at 45C is mixed with 1.5 kg of alcohol at 20C. What is the final temperature of the mixture? (cwater =

One kilogram of water at 45C is mixed with 1.5 kg of alcohol at 20C. What is the final temperature of the mixture? (cwater = 4186 J/kgC, calcohol = 2400 J/kgC)

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