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The Following Questions Refer to the Reaction 2A2 + B2

question 48

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The following questions refer to the reaction 2A2 + B2 → 2C. The mechanism below has been proposed: The following questions refer to the reaction 2A<sub>2</sub> + B<sub>2</sub> → 2C. The mechanism below has been proposed:   -The activation energy for the reaction H<sub>2</sub>(g)  + I<sub>2</sub>(g)  → 2HI(g)  is changed from 184 kJ/mol to 59.0 kJ/mol at 600. K by the introduction of a Pt catalyst. Calculate the value of the ratio rate(catalyzed) /rate(uncatalyzed) . A)  1.00 B)  0.321 C)  1.38 D)  7.62 × 10<sup>10</sup> E)  none of these
-The activation energy for the reaction H2(g) + I2(g) → 2HI(g) is changed from 184 kJ/mol to 59.0 kJ/mol at 600. K by the introduction of a Pt catalyst. Calculate the value of the ratio rate(catalyzed) /rate(uncatalyzed) .

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