11. If reaction A has an activation energy of 250 kJ and reaction B has an activation energy of 100 kJ, which of the following statements must be correct? A. If reaction A is exothermic and reaction B is endothermic then reaction A is favored kinetically. B. At the same temperature the rate of reaction B is greater than the rate of reaction A. C. The energy of reaction A must be greater than the energy of reaction B. D. The energy of reaction B must be greater than the energy of reaction A. E. The rate of reaction A at 25 °C equals the rate of reaction B at 100 °C.
11. If reaction A has an activation energy of 250 kJ and reaction B has an activation energy of 100 kJ, which of the following statements must be correct? A. If reaction A is exothermic and reaction B is endothermic then reaction A is favored kinetically. B. At the same temperature the rate of reaction B is greater than the rate of reaction A. C. The energy of reaction A must be greater than the energy of reaction B. D. The energy of reaction B must be greater than the energy of reaction A. E. The rate of reaction A at 25 °C equals the rate of reaction B at 100 °C.
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Chapter1: Chemical Foundations
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Transcribed Image Text:11. If reaction A has an activation energy of 250 kJ and reaction B has an activation energy of 100 kJ,
which of the following statements must be correct?
A. If reaction A is exothermic and reaction B is endothermic then reaction A is favored
kinetically.
B. At the same temperature the rate of reaction B is greater than the rate of reaction A.
C. The energy of reaction A must be greater than the energy of reaction B.
D. The energy of reaction B must be greater than the energy of reaction A.
E. The rate of reaction A at 25 °C equals the rate of reaction B at 100 °C.
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