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A Proposed Mechanism for the Decomposition of N2O5 Is as Follows

question 19

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A proposed mechanism for the decomposition of N2O5 is as follows:
N2O5 A proposed mechanism for the decomposition of N<sub>2</sub>O<sub>5</sub> is as follows: N<sub>2</sub>O<sub>5</sub>   NO<sub>2</sub> + NO<sub>3</sub> Slow step NO<sub>2</sub> + NO<sub>3</sub>   NO<sub>2</sub> + O<sub>2</sub> + NO Fast step NO + N<sub>2</sub>O<sub>5</sub>   3NO<sub>2</sub> Fast step What is the rate law predicted by this mechanism? A) Rate = k<sub>1</sub>k<sub>2</sub>[N<sub>2</sub>O<sub>5</sub>][NO<sub>2</sub>][NO<sub>3</sub>] B) Rate = k<sub>2</sub>[NO<sub>2</sub>][NO<sub>3</sub>] C) Rate = k<sub>3</sub>[NO][N<sub>2</sub>O<sub>5</sub>] D) Rate = k<sub>1</sub>k<sub>2</sub>k<sub>3</sub>[N<sub>2</sub>O<sub>5</sub>]<sup>2</sup> E) Rate = k<sub>1</sub>[N<sub>2</sub>O<sub>5</sub>]
NO2 + NO3
Slow step
NO2 + NO3 A proposed mechanism for the decomposition of N<sub>2</sub>O<sub>5</sub> is as follows: N<sub>2</sub>O<sub>5</sub>   NO<sub>2</sub> + NO<sub>3</sub> Slow step NO<sub>2</sub> + NO<sub>3</sub>   NO<sub>2</sub> + O<sub>2</sub> + NO Fast step NO + N<sub>2</sub>O<sub>5</sub>   3NO<sub>2</sub> Fast step What is the rate law predicted by this mechanism? A) Rate = k<sub>1</sub>k<sub>2</sub>[N<sub>2</sub>O<sub>5</sub>][NO<sub>2</sub>][NO<sub>3</sub>] B) Rate = k<sub>2</sub>[NO<sub>2</sub>][NO<sub>3</sub>] C) Rate = k<sub>3</sub>[NO][N<sub>2</sub>O<sub>5</sub>] D) Rate = k<sub>1</sub>k<sub>2</sub>k<sub>3</sub>[N<sub>2</sub>O<sub>5</sub>]<sup>2</sup> E) Rate = k<sub>1</sub>[N<sub>2</sub>O<sub>5</sub>]
NO2 + O2 + NO
Fast step
NO + N2O5 A proposed mechanism for the decomposition of N<sub>2</sub>O<sub>5</sub> is as follows: N<sub>2</sub>O<sub>5</sub>   NO<sub>2</sub> + NO<sub>3</sub> Slow step NO<sub>2</sub> + NO<sub>3</sub>   NO<sub>2</sub> + O<sub>2</sub> + NO Fast step NO + N<sub>2</sub>O<sub>5</sub>   3NO<sub>2</sub> Fast step What is the rate law predicted by this mechanism? A) Rate = k<sub>1</sub>k<sub>2</sub>[N<sub>2</sub>O<sub>5</sub>][NO<sub>2</sub>][NO<sub>3</sub>] B) Rate = k<sub>2</sub>[NO<sub>2</sub>][NO<sub>3</sub>] C) Rate = k<sub>3</sub>[NO][N<sub>2</sub>O<sub>5</sub>] D) Rate = k<sub>1</sub>k<sub>2</sub>k<sub>3</sub>[N<sub>2</sub>O<sub>5</sub>]<sup>2</sup> E) Rate = k<sub>1</sub>[N<sub>2</sub>O<sub>5</sub>]
3NO2
Fast step
What is the rate law predicted by this mechanism?


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