A) \[-{{0.69}^{o}}C\]
B) \[-{{0.34}^{o}}C\]
C) \[{{0.0}^{o}}C\]
D) \[{{0.34}^{o}}C\]
Correct Answer: A
Solution :
\[\Delta {{T}_{f}}=\frac{1000\times 1.86\times 17}{46\times 1000}={{0.69}^{o}}C\] \[{{T}_{f}}=0-0.69=-{{0.69}^{o}}C\]
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