|
Expt. |
Initial [A]/ molL-1 |
Initial [B]/ molL-1 |
Initial [C]/ molL-1 |
Initial Rate/10-6 molL-1s-1 |
|
1 |
0.024 |
0.085 |
0.032 |
6.0 |
|
2 |
0.096 |
0.085 |
0.032 |
96.0 |
|
3 |
0.024 |
0.034 |
0.080 |
15.0 |
|
4 |
0.012 |
0.170 |
0.032 |
1.5 |
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Expt. Initial [A]/ molL-1 Initial [B]/ molL-1 Initial [C]/ molL-1 Initial Rate/10-6 molL-1s-1 1 0.024 0.085...
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A first-order reaction A⟶BA⟶B has the rate constant k=k= 2.8×10−3 s−1s−1 . If the initial concentration of AA is 1.5×10−2 MM, what is the rate of the reaction at t=t= 690 ss ? Express your answer to two significant figures and include the appropriate units.
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1) A + B C Some experiments were run to measure the initial rate of reaction vs. starting concentration of A and B. Here are the results. Experiment number [A], M [B], M initial rate, M/s 1 0.230 0.170 0.330 2 0.460 0.170 2.640 4 0.230 0.510 0.330 If we start with 0.197 M A and 0.330 M B, what will be the initial rate? hint, you must find order, and k. 2) For the reaction A + B +...
The rate constant for a certain reaction is kkk = 3.50×10−3 s−1s−1 . If the initial reactant concentration was 0.450 MM, what will the concentration be after 19.0 minutes? A zero-order reaction has a constant rate of 3.50×10−4 M/sM/s. If after 65.0 seconds the concentration has dropped to 3.50×10−2 MM, what was the initial concentration?
A reaction has a rate constant of 1.24×10−4 s−1s−1 at 27 ∘C ∘C and 0.225 s−1s−1 at 76 ∘C ∘C . a. Find the value of the specific rate constant at 720 K (how do you plug it into the calculator) b. Find the fraction of the ethyl chloride that decomposes in 15 minutes at this temperature.
Use the data in the table below to determine the rate constant (in L mol-1s-1) for the reaction below? 2?2(?)+?2(?)⇌2?2?(?) 2 H 2 ( g ) + O 2 ( g ) ⇌ 2 H 2 O ( g ) Experiment [H2]0 (M) [O2]0 (M) Initial rate (M s-1) 1 2.5 x 10-2 1.0 x 10-2 4 2 5.0 x 10-2 1.0 x 10-2 8 3 2.5 x 10-2 0.5 x 10-2 2 Select one: a. 1.2 x 103 3...
The rate constant for a certain reaction is kk = 7.20×10−3 s−1s−1 . If the initial reactant concentration was 0.900 MM, what will the concentration be after 7.00 minutes?
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