Chemical Kinetics questions
1373 published questions with worked solutions.
- For the decomposition of azoisopropane to hexane and nitrogen at 543 K, the following data are obtained. Calculate the rate...
- Compounds A and B react according to the following chemical equation, A(g) + 2B(g) 2C(g) Concentration of either A or B were...
- Consider the following reaction, 2H_2 + O_2 2H_2O The rate law expression, r = k[H_2]^n for the above reaction. When the...
- Consider the following reaction, N_2(g) + 3H_2(g) 2NH_3(g) The rate of change of concentration for nitrogen is -0.3 10^ -4 M s ^...
- For the reaction, R P, the concentration of a reactant changes from 0.03M to 0.02M in 25 min. Calculate the average rate of...
- Consider the following reaction, 2P_2O_5(s) 4PO_2(g) + O_2(g) If the concentration of PO_2 increases by 5.2 10^ -3 M in 100 s,...
- For the reaction, A + B product If concentration of A is doubled, rate increases 4 times. If concentrations of A and B both are...
- Consider the following reaction, 2A + B + C products How will the rate of reaction changes when the concentration of A is doubled...
- Consider the following reaction, 5Br^-(aq) + BrO_3^-(aq) + 6H^+(aq) 3Br_2(aq) + 3H_2O(l) Which one of the following expressions...
- The following reaction A B, follows first order kinetics. The time required for the conversion of 0.8 mol of A to 0.6 mol of B is...
- The rate of formation of SO_3 in the following reaction is 100 g min ^ -1 2SO_2 + O_2 2SO_3 The rate of disappearance of O_2 is
- Consider the following reaction, 2N_2O_5 4NO_2 + O_2 d[NO_2] dt = k_2[N_2O_5] d[O_2] dt = k_3[N_2O_5] - d[N_2O_5] dt =...
- For a hypothetical reaction, A P the rate constant is 0.12 s ^ -1 . Which of the following relation is correct, if [R]_0 is the...
- The initial concentration of N_2O_5 in the following reaction, N_2O_5(g) 2NO_2(g) + 1 2 O_2(g) was 1.24 10^ -2 mol L ^ -1 at 218...
- The following mechanism has been proposed for a reaction. The rate law expression for the reaction is 2P + Q R + S P + Q T + R...
- The half-time of a first order decomposition of nitramide is 2.1 h at 15^ . NH_2NO_2(aq) N_2O(g) + H_2O(l) If 6.2 g of nitramide...
- In the reaction, xA + yB products. If the concentration of both the reactants, A and B is doubled, the rate increases by eight...
- What is the two-third life of a first order reaction having k = 5.48 10^ -14 s^ -1 ?
- The time required for 100% completion of a zero order reaction is
- For a reaction 2A 3B, if the rate of formation of B is x mol/L, the rate of consumption of A is
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