Combining
Ideas A reaction has the overall stoichiometry of: A + 2 B → 2 C A series of experiments were run using the initial rate method in an effort to determine the rate law for this reaction. The data table for these experiments appears below:
What is the value of k for this reaction? |
Using experimental data
Rate law,
Rate =k[B]2[A]
k=1.91×10-5 /(0.434)(0.0420)2
k =0.0249 M-2min-1
Combining Ideas A reaction has the overall stoichiometry of: A + 2 B → 2 C...
6. Consider the overall reaction A+B+C. Three experiments were performed at 325°C to determine the rate law by changing the initial concentrations of A and B. The results are tabulated below: Experiment # [A]. (M) [B]. (M) Initial Rate (M/s) 1 1.20 3.00 0.403 2 1.20 6.00 0.285 3 3.60 3.00 1.21 A. Determine the order of the reaction for A and B. You must explain your reasoning or show your work. (12 points) Reaction order of A = Reaction...
Experiment Initial [A] Initial [B] Initial [C] Initial Rate of Reaction 1 0.1 M 0.1 M 0.2 M 4 x 10^(-4) M/min 2 0.3 M 0.2 M 0.2 M 1.2 x 10^(-3) M/min 3 0.1 M 0.3 M 0.2 M 4 x 10^(-4) M/min 4 0.3 M 0.4 M 0.6 M 3.6 x 10^(-3) The method of initial rates is used to determine the rate law for reactants A, B, and C. This data was obtained at 25 degrees C....
A reaction is performed to study the oxidation of nitrogen monoxide by oxygen at 25 °C: 2 NO + O22 NO2 The following reaction rate data was obtained in four separate experiments. Experiment [NO]0, M [O2]0, M Initial Rate, M/s 1 9.10×10-3 4.40×10-3 3.11×10-3 2 1.82×10-2 4.40×10-3 1.24×10-2 3 9.10×10-3 8.80×10-3 6.22×10-3 4 1.82×10-2 8.80×10-3 2.49×10-2 What is the rate law for the reaction and what is the numerical value of k? Complete the rate law in the box below....
For a hypothetical chemical reaction that has the stoichiometry 2X + Y -----Z the following initial data were obtained X (Mol/L Y(Mol/L) rate of formation of Z (Mol/L s .4 .2 1.4 x 10^-3 .4 .4 2.8 x 10^-3 .2 .1 7.0 x 10^-4 .6 .6 4.2 x 10^-3 Give rate Law for this reaction Callculate rate constant and specify units How long must reaction proceed to produce concentration of Z =to .2 molar if initial concentrations of x=.8M and...
5. The reaction of peroxydisulfate ion (S2O82−) with iodide ion (I−) is S2O82−(aq) + 3I−(aq) → 2SO42−(aq) + I3−(aq) From the following data collected at a certain temperature, determine the rate law and calculate the rate constant. Experiment [S2O82−](M) . [I−](M) . Initial Rate [M/s] 1 0.0300 0.0840 8.80 × 10−4 2 0.0300 0.0420 4.40 × 10−4 3 0.0600 0.0420 8.80 × 10−4 (a) Which of the following equations represents the rate law for this reaction? What is the...
A chemical reaction involves reactants A and B combining to give a product P A+B =P In a series of experiments, the following data is collected exp # [A] M [B] M rate m/hr 1 0.986 0.998 0.101 2 0.986 2.94 2.66 3 1.99 0.998 0.398 What is the order with respect to species A? What is the order with respect to species B?
4 of 15 Determine the overall reaction order for the reaction, A C+D using the table of data below: Experiment Initial [A]/M Initial [B]/M Initial rate/M s. 1 1 2 0.010 0.020 0.040 0.075 0.050 0.025 0.0017 0.0015 0.0016 O O WN - o O O 5 of 15 Which of the following would have the greatest effect on the value of the rate law constant in the rate law equation, rate=k[A]? O increasing the concentration of the reactant O...
2.c and 2.d 2. The rate law for the reaction A+B a. Write the rate law expression. C + D is first order in [A] and second order in [B]. Rate low- k[A] [B]² b. What is the overall order of reaction? 1 +2= 3 c. How does the rate change if [A] is halved and [B] is tripled?! d. Given the data below, propose initial concentrations for A and B that would enable you to empirically determine the given...
Applicati 6. For a generic reaction A + B C, the following data are obtained Experiment Initial /AL. M Initial (e). M Initial rate (M/s 0.100 M 0.100 M 0.100 M 0.200 M 16.0 x 10 16.0 x 10 0200 M 0,100M 64.0 x10 64.0 x 10 0.100 M a. (5 pts) Based on the data, what is the rate law for the reaction? b. (5 pts) using experiment #2's data, solve for k. (5 pts) For experiment #2, after...
From the table below calculate the order of reaction in A, B, C and the overall order of the reaction. Show your stepwise calculation for order of reaction of A, B and C Experiment no Initial [A] Initial [B] Initial [C] Initial rate, M/s 1 0.0125M 0.0255M 0.0300 2.27 x 10-5 2 0.0125M 0.0500M 0.0300 4.55 x 10-5 3 0.0250M 0.0255M 0.0300 9.08 x 10-5 4 0.0125M 0.0255M 0.0450 8.65 x 10-5