chemistry

posted by .

33) A first-order reaction has a rate constant of 0.33 min-1. It takes __________ min for the reactant
concentration to decrease from 0.13 M to 0.088 M.
A) 1.4 B) 0.13 C) 1.2 D) 0.85 E) 0.51

how can i set this up?

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. chemistry

    Butadiene, C4H6, in the gas phase undergoes a reaction to produce C8H12. The following data were obtained for the reaction. [C4H6] Time (min) 1 0 0.98 20 0.91 100 0.66 500 0.49 1000 0.32 2000 0.25 3000 Determine the order of the reaction. …
  2. Chemistry

    The rate law of a reaction, A-> B+C is given by the expression: Rate=k, where k=0.0113 mol/L min. If the initial concentration of the reactant is 0.225 mol/L, how long does it take for the concentration to decrease to 0.180 mol/L?
  3. chemistry

    he decomposition of nitrogen dioxide at a high temperature is second order in this reactant. NO2(g) NO(g) + 1/2 O2(g) The rate constant for this reaction is 3.40 L/molĀ·min. Determine the time needed for the concentration of NO2 to …
  4. Chemistry(Please check)

    The units of a rate constant for zero, first, and second order reactions are given in the textbook. If the time units are minutes, what would you expect the units to be for a third order reaction?
  5. Chemistry

    What is the value of the rate constant for a reaction in which 75.0 percent of the compound in a given sample decomposes in 80.0 min?
  6. Chemistry

    What is the value of the rate constant for a reaction in which 75.0 percent of the compound in a given sample decomposes in 80.0 min?
  7. chem

    If it takes 84.2 min for the concentration of a reactant to drop to 20.0% of its initial value in a first-order reaction, what is the rate constant for the reaction in the units min-1?
  8. Chemistry

    Calculate the rate constant, k, for the reaction 2H2O2(l) --> 2H2O(l) + O2(g) Using the rate, - 0.02 mol/L.min H2O2, and the initial concentration, [H2O2] = 0.5 mol/L Question 7 options: - 25/min 25/min - 0.04/min 0.04/min
  9. chemistry

    If it takes 30 seconds for a reactant concentration to decrease from 1.0 M to 0.5 M in a first-order chemical reaction, then what is the rate constant for the reaction?
  10. help please?!

    If it takes 30 seconds for a reactant concentration to decrease from 1.0 M to 0.5 M in a first-order chemical reaction, then what is the rate constant for the reaction?

More Similar Questions