Multiple Choice
Which of the following best describes the difference between the average rate of reaction and the instantaneous rate of reaction?
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15. Chemical Kinetics
Average Rate of Reaction
Back15. Chemical Kinetics
Average Rate of Reaction
- Multiple ChoiceGiven the following data for the decomposition of H3PO4:Time (s): 10.0, 40.0Concentration of H3PO4 (mol/L): 0.200, 0.140What is the average rate of decomposition of H3PO4 between 10.0 s and 40.0 s?(Average rate = -Δ[H3PO4]/Δt)32views
- Multiple ChoiceUnder which condition is the average rate of a reaction equal to its instantaneous rate at a specific time?26views
- Multiple Choice
Consider the following reaction:2 H2O2 (aq) → 2 H2O (l) + O2 (g)
Calculate the rate of the reaction between 25 sec and 65 sec.
2427views34rank4comments - Multiple ChoiceThe rate of consumption of C3H6 in the following reaction is 0.45 M/s. Calculate the rate of production of H2O.
2 C3H6 + 2 NH3 + 3 O2 → 2 CH2CHCN + 6 H2O645views - Open Question
Which species has the greatest rate of appearance in the reaction below? 2 H2S + O2 → 2 S + 2 H2O
575views - Open Question
Which species has the greatest rate of disappearance in the reaction below? CH4 + 2 O2 → CO2 + 2 H2O
649views - Open Question
Which species has the greatest rate of disappearance in the reaction below? CH4 + 2 O2 → CO2 + 2 H2O
491views - Multiple ChoiceConsider the following reaction:2N2O(g) → 2N2(g) + O2(g)In the first 11.0 s of the reaction, 0.015 mol of O2 is produced in a reaction vessel with a volume of 0.500 L. What is the average rate of the reaction during this time interval?287views
- Multiple ChoiceIn a chemical reaction where A is being converted to B, if the concentration of [A] at t₀ = 0.325 M and 35 seconds later [A] = 0.145 M, what is the average rate of reaction over the 35-second time interval?362views
- Multiple ChoiceFor the reaction 2A + 3B → 3C + 2D, if the concentration of A decreases by 0.4 M over a period of 10 seconds, what is the average rate of reaction in terms of the disappearance of A?290views
- Multiple ChoiceCan the average rate of a reaction be negative?268views
- Multiple ChoiceWhich of the following expressions correctly represents the average rate of appearance of a product in a chemical reaction?178views