A lab assistant pours 330 g of water at 45°C into an 855-g aluminum container that is at an initial temperature of 10°C. The specific heat of aluminum is $900 \mathrm {~J} / \mathrm { kg } \cdot \mathrm { K }$ and that of water is 4186 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

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The Answer of A lab assistant pours 330 g of water at 45°C into an 855-g aluminum container that is at an initial temperature of 10°C. The specific heat of aluminum is $900 \mathrm {~J} / \mathrm { kg } \cdot \mathrm { K }$ and that of water is 4186 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

A Lab Assistant Pours 330 G of Water at 45°C 900 J/kg⋅K900 \mathrm {~J} / \mathrm { kg } \cdot \mathrm { K }900 J/kg⋅K

A Lab Assistant Pours 330 G of Water at 45°C $900 \mathrm {~J} / \mathrm { kg } \cdot \mathrm { K }$