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Quasi Steady State

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For the mechanism proposed below, use the quasi (pseudo) steady state approximation to determine the overall rate law assuming the pseudo steady state.

2 NO + 2H2  2 H2O + N2  overall2~NO~+~2 H_2~\longrightarrow~2~H_2O~+~N_2~~{overall}

2 NO+ H2 k1k1 N2O + H2O2~NO+~H_2~\mathop{\leftrightharpoons}^{k_1}_{k_{-1}}~N_2O~+~H_2O

N2O + H2 k2 N2 + H2ON_2O~+~H_2~\xrightarrow{k_2}~N_2~+~H_2O

Posted by Katie Adams a year ago

Related Problems

The following initial rate data was collected for the reaction, A + 2B \longrightarrow products

B. Find the rate constant

The following initial rate data was collected for the reaction, 2 NO + O2_2 \longrightarrow 2NO2_2

[NO2_2]X^X[O2_2]Y^Y

For the mechanism below, determine the overall rate law.

2 NO + Br2  2 NOBr  overall2~NO~+~Br_2~\longrightarrow~2~NOBr~~{overall}

NO+ Br2 k1k1 NOBr2NO+~Br_2~\mathop{\leftrightharpoons}^{k_1}_{k_{-1}}~NOBr_2

NOBr2 + NO k2 2NOBrNOBr_2~+~NO~\xrightarrow{k_2}~2NOBr

Derive the rate law given the elementary steps.

Cl2 k1k1 2 Cl  1Cl_2~\mathop{\leftrightharpoons}^{k_1}_{k_{-1}}~2~Cl~~{1}

Cl+ CHCl3 k2 HCl + CCl3  2Cl+~CHCl_3~\xrightarrow{k_2}~HCl~+~CCl_3~~{2}

Cl + CCl3 k3 CCl4  3Cl~+~CCl_3~\xrightarrow{k_3}~CCl_4~~{3}