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Cristina mixed 10kg of water at 70° with 20 kg of water at 20°C,if an equilibrium temperature of 40°C was obtained,find the heat absorbed by the mass of 20kg.A:400 kcalB:300 kcalC:450kcalD:350 kcal
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28 votes
Cristina mixed 10kg of water at 70° with 20 kg of water at 20°C,if an equilibrium temperature of 40°C was obtained,find the heat absorbed by the mass of 20kg.A:400 kcalB:300 kcalC:450kcalD:350 kcal

User Martin Studer
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1 Answer

12 votes
12 votes

Given:

The mass of the water is m = 20 kg

The initial temperature of water is T1 = 20 deg C

The final temperature of water is T2 = 40 deg C

The specific heat of water is c = .

User Petras J
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2.5k points
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