The following mechanism for the gas phase reaction of nitrogen dioxide with carbon monoxide at temperatures above 225 °C is consistent with the observed rate law. step 1: NO₂ + CO→→→→→→→ ONOCO step 2: (a) Identify the molecularity of each step in the mechanism. step 1 step 2 ONOCO →→→→NO + CO₂ + ♥ ✪ (b) Write the equation for the net reaction. Use the smallest integer coefficients possible. If a box is not needed, leave it blank. + (c) Identify any intemediates and/or catalysts in this mechanism. Catalyst: Enter formula. If none, leave box blank: Intermediate: Enter formula. If none, leave box blank:

Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter13: Chemical Kinetics
Section: Chapter Questions
Problem 13.50QE
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The following mechanism for the gas phase reaction of nitrogen dioxide with carbon
monoxide at temperatures above 225 °C is consistent with the observed rate law.
step 1:
NO₂ + CO→→→→→→ONOCO
step 2:
4
(a) Identify the molecularity of each step in the mechanism.
step 1
step 2
ONOCO →→→→→NO + CO₂
+
♥
C
(b) Write the equation for the net reaction. Use the smallest integer coefficients possible.
If a box is not needed, leave it blank.
+
(c) Identify any intemediates and/or catalysts in this mechanism.
Catalyst: Enter formula. If none, leave box blank:
Intermediate: Enter formula. If none, leave box blank:
Transcribed Image Text:The following mechanism for the gas phase reaction of nitrogen dioxide with carbon monoxide at temperatures above 225 °C is consistent with the observed rate law. step 1: NO₂ + CO→→→→→→ONOCO step 2: 4 (a) Identify the molecularity of each step in the mechanism. step 1 step 2 ONOCO →→→→→NO + CO₂ + ♥ C (b) Write the equation for the net reaction. Use the smallest integer coefficients possible. If a box is not needed, leave it blank. + (c) Identify any intemediates and/or catalysts in this mechanism. Catalyst: Enter formula. If none, leave box blank: Intermediate: Enter formula. If none, leave box blank:
Identify each of the following elementary reactions as unimolecular, bimolecular, or
termolecular, and write the rate expression.
Reaction
(a) OH + HCI →→ H₂O + CI
(b) HO₂NO₂ - HO₂ + NO₂
(c)
HO + NO₂ + Ar →→ HNO3 +
Ar
Molecularity
◊
◊
◊
Rate expression
rate
rate =
rate =
Transcribed Image Text:Identify each of the following elementary reactions as unimolecular, bimolecular, or termolecular, and write the rate expression. Reaction (a) OH + HCI →→ H₂O + CI (b) HO₂NO₂ - HO₂ + NO₂ (c) HO + NO₂ + Ar →→ HNO3 + Ar Molecularity ◊ ◊ ◊ Rate expression rate rate = rate =
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