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from the rate expression for the following reaction determine their order of reaction and the dimensic of the rate constant |
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Answer» (i) 3NO(g)→N 2 O(g)Rate=k[NO] 2 Order w.r.t NO is 2 and OVERALL order is 2.Dimensions of the rate constantsmolL −1 =k(molL −1 ) 2 k=mol −1 L 1 s −1 (ii) H 2 O 2 (aq)+3I − (aq)+2H + →2H2O(I)+I 3− Rate=k[H 2 O 2 ][I − ]Order w.r.t H 2 O 2 is 1, order w.r.t I − is 1 and overall order is 2.Dimensions of the rate constantsmolL −1 =k(molL −1 ) 2 k=mol −1 L 1 s −1 (iii) CH 3 CHO(g)→CH 4 (g)+CO(g)Rate=k[CH 3 CHO] 3/2 Order w.r.t CH 3 CHO is 3/2 and overall order is 3/2.Dimensions of the rate constantsmolL −1 =k(molL −1 ) 3/2 k=mol −1/2 L 1/2 s −1 (iv) C 2 H 5 Cl(g)→C 2 H 4 (g)+HCL(g)Rate=k[C 2 H 5 Cl]Order w.r.t C 2 H 5 Cl is 1, and overall order is 1.Dimensions of the rate constantsmolL −1 =k(molL −1 ) 1 k=s −1 |
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