The rate constant for the first order reaction below is k = 3.3 x 102 min at 57 K. What is the half-life for this reaction at 57 K? A--> B+C

The reaction A(aq) ---> B(aq) + C(aq) is a first order reaction. The half-life of A(aq) is 93.4 s at 25.0oC and its half-life is 71.7 s at 45.0oC. What is its half-life (in s) at 65.0oC?

The rate constant for a second-order reaction is 0.54 M -1s-1. What is the half-life of this reaction if the initial concentration is 0.36 M?

Calculate the half life, ty (in min) for the first order reaction, A - B, if the reaction is 12.2% complete in 17.7 minutes. Report your answer to THREE significant figures.

What is the effective rate constant [in units that combine M and min] for the reaction with rate law v = k[A][B]2 where k = 0.54 M -2 min-1 if the initial concentration of B is 3.7 molar and that of A is 0.032 molar?

10. For first order reaction A →P with rate constant k = 0.02 s' , how long it would for concentration of A to fall from 0.5M to 0.0005 M? What is half-life of this reaction?

The below reaction is studied using the flooding method. A+BC with rate constantkand rate=k0a0a The reaction is flooded in B, and the concentration of A as a function of time is measured. The reaction is discovered to be first order in A. At [B] = 0.033 M, kobs = 2.5 x 10-4, and when O is tripled, kobs = 2.25 x 10 3. What is value of k? Enter your answer with 3 decimal places.

The first-order reaction, SO2C12 → SO2 + Cl2, has a rate constant equal to 2.20 × 10-5 s-1 at 593 K. What percentage of the initial amount of SO2C12 will remain after 9.2 hours? 100% 99.9% 3.88% 48.3% 2.20%

A+ B+ 2C - 2D+ 3E where the rate law is A[A] k[A][B]* Rate = - %3D At An experiment is carried out where [A], = 1.0 x 10-2 M, [B, = 6.0 M, and [C, = 2.0 M. The reaction is started, and after 8.0 seconds, the concentration of A is 3.8 x 10-3 M. a. Calculate the value of k for this reaction. k%3= L mols 1 b. Calculate the half-life for this experiment. Half-life = c. Calculate the concentration of A after 17.0 seconds. Concentration= M d. Calculate the concentration of C after 17 seconds. Concentration=

For the zero-order reaction A → B+ C, the rate constant at 300 K is 0.0519 M/s. If the initial concentration of A is 0.796 M, calculate the half-life of A. t1/2 = S