09:14Introduction to reaction rates | Kinetics | AP Chemistry | Khan AcademyKhan Academy Organic Chemistry647views
Multiple ChoiceUsing the following data, determine the order of the reaction with respect to [NO2–]. Data Table for Three ExperimentsExperimentInitial [NH4+]Initial [NO2]Initial rate (M/s)Experiment 10.24 M0.10 M7.2 × 10-6 M/sExperiment 20.12 M0.10 M3.6 × 10-6 M/sExperiment 30.12 M0.15 M5.4 × 10-6 M/s335views
Multiple ChoiceUsing the data below (also from question 6), determine the overall order of the reaction. Data Table for Three ExperimentsExperimentInitial [NH4+]Initial [NO2]Initial rate (M/s)Experiment 10.24 M0.10 M7.2 × 10-6 M/sExperiment 20.12 M0.10 M3.6 × 10-6 M/sExperiment 30.12 M0.15 M5.4 × 10-6 M/s208views
Multiple ChoiceWrite the rate law for the following mechanism: Step 1: NO2 + NO2 → NO3 + NO (slow) Step 2: NO3 → NO + O2 (fast)251views
Textbook Question(a) Consider the combustion of hydrogen, 2 H21g2 + O21g2 ¡ 2 H2O1g2. If hydrogen is burning at the rate of 0.48 mol>s, what is the rate of consumption of oxygen? What is the rate of formation of water vapor?1165views1comments
Textbook QuestionAmmonia is manufactured in large amounts by the reaction N21g2 + 3 H21g2S 2 NH31g2 (b) How is the rate of formation of NH3 related to the rate of consumption of N2?356views
Textbook QuestionChlorite is reduced by bromide in acidic solution according to the following balanced equation: ClO2 -1aq2 + 4 Br-1aq2 + 4 H+1aq2S Cl-1aq2 + 2 Br21aq2 + 2 H2O1l2 (a) If Δ3Br24>Δt = 4.8 * 10-6 M>s, what is the value of Δ3ClO2 -4>Δt during the same time interval?500views
Textbook QuestionFor each of the following gas-phase reactions, indicatehow the rate of disappearance of each reactant is relatedto the rate of appearance of each product:(b) 2 N2O(g) → 2 N2(g) + O2(g)97views
Textbook QuestionFor each of the following gas-phase reactions, indicate how the rate of disappearance of each reactant is related to the rate of appearance of each product:(d) C2H5NH2(g) → C2H4(g) + NH3(g)99views
Textbook QuestionFor each of the following gas-phase reactions, write the rate expression in terms of the appearance of each product and disappearance of each reactant:(a) 2 H2O(g) → 2 H2(g) + O2(g)99views
Textbook QuestionAmmonia is manufactured in large amounts by the reactionN2(g) + 3 H2(g) → 2 NH3(g)(a) How is the rate of consumption of H2 related to the rate of consumption of N2?111views
Multiple ChoiceThe formation of alumina, Al2O3, can be illustrated by the reaction below:4 Al (s) + 3 O2 (g) → 2 Al2O3 (s)At 750 K it takes 267 seconds for the initial concentration of Al2O3 to increase from 6.18 x 10-5 M to 5.11 x 10-4 M. What is the average rate of Al?2views