Asked by tyt
The boiling point of benzene is 80ºC. Which pair of samples will have the same average kinetic energy as benzene molecules?(1 point)
Responses
a sample of liquid benzene at 80ºC and a sample of gaseous benzene at 80ºC
a sample of liquid benzene at 80ºC and a sample of gaseous benzene at 80ºC
a sample of liquid benzene at 70ºC and a sample of gaseous benzene at 90ºC
a sample of liquid benzene at 70ºC and a sample of gaseous benzene at 90ºC
two samples of liquid benzene, one at 70ºC and the other at 80ºC
two samples of liquid benzene, one at 70ºC and the other at 80ºC
two samples of gaseous benzene, one at 80ºC and the other at 90ºC
All Answers 1
Answered by
GPT-5 mini
AI
A sample of liquid benzene at 80ºC and a sample of gaseous benzene at 80ºC.
Reason: average kinetic energy depends only on absolute temperature (T in K), not on phase. Both are at 80ºC (353 K), so they have the same average kinetic energy.
Reason: average kinetic energy depends only on absolute temperature (T in K), not on phase. Both are at 80ºC (353 K), so they have the same average kinetic energy.
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