Exam l, Form D-FALL 2009-Johnson8 (3 pts.) Consider the following mechanism for the destruction of ozone.Step l: 03 + NO + NO2 + 02Step2: NO2+O->NO+02.he catalyst in this reaction?a) or ,6a.roc) NO2 d) O9. (3 pts.) Which step in #8 would you assume to be the slow step?s.*st"ore) Ozd) 7.80 mol.L-r.s Ie) 11.7 mol.L-r.trd) -98 kJ/mol, galvanic celle) -16.3 kJ/mol, galvanic celld) 27 kJ/mole) More information is needed, since this is a Hess's law calculation.3.90 mol.L-r.s t.1.30 mol.L-r.s r.2.60 mol.L-l.s r.a) +98 kJ/mol, electrolltic cellb) -98 kJ/mol, electrolytic cella)b)c)102 kJ/mol55 kJ/mol47 kllmolOThis exam is copyrighted by Dr. Christina A. Johnson at the University of Califomia, San Diego.Reproduction of this exam without written approval is prohibited.What is the catalyst in this b) Step 2c) both steps would be equally slowd) not enough information to determine10. (7 pts.) An unknown metal (M) is electrolyzed. It took 74.1 s for a current of 2.00 amp to plate 0.107 g of the metal from asolution containing M(NO:)f .
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