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4(а) A possible mechanism for a gas-phase reaction is given below. k1 E NO + Cl2 NOC12 (fast equilibrium) NOCI2 + NO 2NOCI (slow) Write the overall reaction. Determine the rate law consistent with this mechanism. (ii) 4(b) A second order reaction whose rate constant at 800°C was found to be 5.0 x 103 L.mol.s has an activation energy of 45 kJ.mol. What is the value of the rate constant at 875°C?

4(а) A possible mechanism for a gas-phase reaction is given below. k1 E NO + Cl2 NOC12 (fast equilibrium) NOCI2 + NO 2NOCI (slow) Write the overall reaction. Determine the rate law consistent with this mechanism. (ii) 4(b) A second order reaction whose rate constant at 800°C was found to be 5.0 x 103 L.mol.s has an activation energy of 45 kJ.mol. What is the value of the rate constant at 875°C?

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
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a and b please

4(a) A possible mechanism for a gas-phase reaction is given below. k1 NO + Cl2 4 NOC12 (fast equilibrium) NOC12 + NO → 2NOC1 (slow) k2 (i) (ii) Write the overall reaction. Determine the rate law consistent with this mechanism. 4(b) A second order reaction whose rate constant at 800°C was found to be 5.0 x 10-3 L.mol.s has an activation energy of 45 kJ.mol-1. What is the value of the rate constant at 875°C?
Transcribed Image Text:4(a) A possible mechanism for a gas-phase reaction is given below. k1 NO + Cl2 4 NOC12 (fast equilibrium) NOC12 + NO → 2NOC1 (slow) k2 (i) (ii) Write the overall reaction. Determine the rate law consistent with this mechanism. 4(b) A second order reaction whose rate constant at 800°C was found to be 5.0 x 10-3 L.mol.s has an activation energy of 45 kJ.mol-1. What is the value of the rate constant at 875°C?
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