Question 25 2.5 poir The rate law for a chemical reaction is rate = k[X] [7)....
If the rate law for the clock reaction is: Rate = k [1] [BrO3 ] [H] A clock reaction is run with the following initial concentrations: [BrO3] 0.008 [H] 0.02 [52032) 0.002 0.0001 The reaction time is 35.6 seconds Calculate k in the rate law: Answer: 1. If the rate law for the clock reaction is: Rate = k [1] [BrO3 ] [H] A clock reaction is run at 20 °C with the following initial concentrations [BrO3] [52032-1 0.002 0.008...
4. A particular reaction is found to have the following rate law: Rate = k[A] [B] Which terms in this rate law are made different by each of the following changes? a. The concentration of A is doubled. Kate becomes a times the previous rate b. A catalyst is added. C. The concentration of A is increased by a factor of 2 and the concentration of Bis decreased by a factor of 4. d. The temperature is increased.
What are the units of k in the following rate law? Rate = k[x][y]^2 1/M s^2 1/M^2 s M^2 s M^2/s 1/M^3 s Given the following rate law, how does the rate of reaction change if the concentration of Y is doubled? Rate = k [X][Y]^2 the rate reaction will increase by a factor of 2 The rate of reaction will increase by a factor of 4. The rate of reaction will increase by a factor of 5. The rate...
4) A particular irreversible chemical reaction follows the rate law rate =k [A] At a particular temperature the value for the rate constant is k = 3.66 x 10-s. a) In an experiment carried out at that temperature the initial concentration of A in a system is [A]o = 7.66 x 10-2 M. What will the concentration of A be in the system at t = 400. s? [8 points]
QUESTION 12 For the reaction A ® B, the rate law is A[B] - k[A]. At What are the units of the rate constant where time is measured in seconds? 1 Ob. M².s Oc. M M d. S Oe. Ms
4) A particular irreversible chemical reaction follows the rate law rate = k [A] At a particular temperature the value for the rate constant is k = 4.22 x 10-4s!. a) In an experiment carried out at that temperature the initial concentration of A in a system is [A]o = 9.42 x 10-2 M. What will the concentration of A be in the system at t = 400. s? [8 points) b) A plot of In k vs (1/T) for...
The reaction 2NOB → 2NO+ Br2 exhibits the rate law Rate = k[NOBr] = A[NOBr) A: where k = 1.0 x 10-5 M-1.5 at 25° C. This reaction is run where the initial concentration of NOBT ([NOBr]) is 1.00 x 10- M. Calculate the [NO] (M) after 3.6 hours have passed. Report your answer to two significant figures. Answer:
4) A particular irreversible chemical reaction follows the rate law rate = k[A] At a particular temperature the value for the rate constant is k = 4.22 x 10+s! a) In an experiment carried out at that temperature the initial concentration of A in a system is [A]o = 9.42 x 102M. What will the concentration of A be in the system at t = 400.s? [8 points) b) A plot of Ink vs (1/T) for the rate constant for...
4) A particular irreversible chemical reaction follows the rate law rate = k[A] At a particular temperature the value for the rate constant is k = 4.47 x 10*s! a) In an experiment carried out at that temperature the initial concentration of A in a system is [A]o = 8.16 x 10-2 M. What will the concentration of A be in the system at t = 300. s? [8 points) b) A plot of Ink vs (1/T) for the rate...
A reaction obeys the rate law: rate = k [A]2[B]. At some set of concentrations, the rate is found to be 8.2 x 10-2 M/sec. What will be the rate of reaction if the concentration of A is halved and the concentration of B is doubled? A. 4.1 x 10-2 M/sec B. 8.2 x 10-2 M/sec C. 5.0 x 10-1 M/sec D. 1.6 x 10-1 M/sec