What is the final temperature?
Milk with a mass of 0.032 kg and a temperature of 13◦C is added to 0.12 kg of coffee at 99◦C.
What is the final temperature? Assume the specific heat capacities of the two liquids are the same as water, and disregard any energy transfer to the liquids’ surroundings
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Verified answer
We know
m s θ = m s θ
Hence
0.032x 1 x (Final temp - initial temp) = .12 x 1 x ( initial temp - final temp)
Final temp = 75.421 ' C