A person pours 330 g of water at 45°C into an 855-g aluminum container with an initial temperature of 10°C. The specific heat of aluminum is 900 J/(kg ? K) and that of water is 4190 J/(kg ? K)
What is the final temperature of the system, assuming no heat is exchanged with the surroundings?
A) 28°C
B) 32°C
C) 31°C
D) 33°C
E) 35°C
Answer: B
Physics & Space Science
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