A) 32°F
B) 39.2°F
C) 42°F
D) 4°F
Correct Answer: B
Solution :
Maximum density of water is at 4°C Also \[\frac{C}{5}=\frac{F-32}{9}\] Þ \[\frac{4}{5}=\frac{F-32}{9}\] Þ \[F=39.2{}^\circ F\]
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