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Which relationship or statement best describes AS for the following reaction? O3(g) + NO(g) + O2(g)...
What is the ΔS° at 298 K for the following reaction? 2 O3(G) ---- 3 O2(G) Substance ΔS° (J/mol·K) O2(g) 205.0 O3(g) 238.8
1. Consider the following thermochemical equation. NO (g) +O3 (g) → NO2 (g) + O2(g) ΔΗ--1 99 kJ a) This reaction is i. endothermic ii. exothermic b) Calculate the amount of energy (kJ) released when 8.50 g of NO (g) is reacted with an excess of ozone, O3
Given the following data, 2 O3(g) ----> 3 O2(g) ∆rH = -377.00 kJ mol-1 O2(g) ----> 2 O(g) ∆rH = 545.00 kJ mol-1 NO(g) + O3(g) ----> NO2(g) + O2(g) ∆rH = -124.00 kJ mol-1 Determine ∆rH for the reaction, NO(g) + O(g) ----> NO2(g) ∆rH = ? kJ mol-1
The rate law for the reaction 2NO2 + O3 → N2O5 + O2 is rate = k[NO2][O3]. Which one of the following mechanisms is consistent with this rate law? A) NO2 + NO2 → N2O4 (fast) N2O4 + O3 → N2O5 + O2 (slow) B) NO2 + O3 → NO5 (fast) NO5 + NO5 → N2O5 + 5/2O2 (slow) C) NO2 + O3 → NO3 + O2 (slow) NO3 + NO2 → N2O5 (fast) D) NO2 + NO2 → N2O2...
Given the following data:
2O3(g)
3O2(g)
-427 kJ
O2(g)
2O(g)
495 kJ
NO(g)
+
O3(g)
NO2(g)
+
O2
-199kJ
Calculate
(in kJ) for the reaction:
NO(g)
+
O(g)
NO2(g)
The proposed mechanism for a reaction is O3 => O2 + O Slow O + NO => NO2 Fast Which of the following would be a rate law for the reaction?
Based on the following information, what is the AH for this reaction: NO(g) + O3(g) - NO2(g) + O2(g) 302(g) + 3NO2(g) - 3NO(g) + 303(g) AH = 596.7 kJ/mol 198.9 kJ/mol -1790.1 kJ/mol -198.9 kJ/mol 1790.1 kJ/mol
Which one of the following is FALSE? The following reaction 2 NO2(g) → 2 NO(g) + O2(g), Ahº, 1xn = +113.5 kJ, is not spontaneous at any temperature For the following reaction 2CO(g) + O2(g) → 2002(g) + 4 H2O(g), AH°rxn=-566 kJ, ASuniv is positive at low temperature but negative al high temperature Ο If ΔΗ. Orxn=-115 kJ and AsOrxn = +263 J/K, then ASuniv> 0 at all temperatures For the following reaction CO2(g) → C(s) + O2(g), AH, =...
which of the following statements best describes the relationship between the income statement and the balance sheet?
Ozone decomposes to molecular oxygen: 2 O3(g) ⇋ 3 O2(g). The
following is a proposed mechanism for the reaction:
Step 1: O3(g) ⇋ O2(g) + O(g) (fast) Step 2: O3(g) + O(g) ⇋ 2
O2(g) (slow)
Provide a valid rate law for the overall ozone decomposition
reaction based on this mechanism.
4. Ozone decomposes to molecular oxygen: 203(g) — 3 O2(g). The following is a proposed mechanism for the reaction: Step 1: 03(g) – O2(g) + O(g) (fast) Step 2:...