The Following Questions Refer to the Reaction 2A₂ + B₂

question 115

Multiple Choice

The following questions refer to the reaction 2A₂ + B₂ → 2C. The mechanism below has been proposed:
-Raw milk sours in 4.0 h at 28°C but takes 48 h to sour in a refrigerator at 5°C. Calculate the activation energy for the souring of milk.

• A) 8.87 kJ
• B) 4.00 kJ
• C) 12.0 kJ
• D) 75.2 kJ
• E) none of these

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