A 15.0-mL sample of benzene at 20.7 °C was cooled to its melting point, 5.5 °C, and then frozen. How much energy was given off as heat in this process? (The density of benzene is 0.80 g/mL, its specific heat capacity is 1.74 J/g. K, and its heat of fusion is 127 J/g.) Energy released = J

Chemistry: An Atoms First Approach
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Chapter7: Chemical Energy
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A 15.0-mL sample of benzene at 20.7 °C was cooled to its
melting point, 5.5 °C, and then frozen. How much energy was
given off as heat in this process? (The density of benzene is
0.80 g/mL, its specific heat capacity is 1.74 J/g. K, and its
heat of fusion is 127 J/g.)
Energy released =
J
Transcribed Image Text:A 15.0-mL sample of benzene at 20.7 °C was cooled to its melting point, 5.5 °C, and then frozen. How much energy was given off as heat in this process? (The density of benzene is 0.80 g/mL, its specific heat capacity is 1.74 J/g. K, and its heat of fusion is 127 J/g.) Energy released = J
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