Please check! 1.Determine the overall reaction order for the reaction, A+B→2C using the table of data below: Experiment Initial [A]/M Initial [B]/M Initial rate/M s-1 1 0.010 0.040 0.0031 2 0.010 0.020 0.0015 3 0.020 0.020 0.0032 a. 0 b. 1 c. 2 <-- I think it's this one b/c the numbers are doubled in the table. d. 3
Please check!
1.Determine the overall reaction order for the reaction, A+B→2C using the table of data below:
Experiment | Initial [A]/M | Initial [B]/M | Initial rate/M s-1 |
1 | 0.010 | 0.040 | 0.0031 |
2 | 0.010 | 0.020 | 0.0015 |
3 | 0.020 | 0.020 | 0.0032 |
a. 0
b. 1
c. 2 <-- I think it's this one b/c the numbers are doubled in the table.
d. 3
2. The overall order for the reaction, A+B→C, is 2. A student tests this by measuring the reaction rate at one concentration of A and B, then doubling both concentrations at the same time and re-measuring the rate, which quadrupled. The student concludes that the data support the hypothesis that the above rate law is rate=k[A][B]. Analyze this.
a. The data do support the hypothesis but each trial should be repeated.
b. The data contradict the hypothesis because the rate should have doubled, not quadrupled. <--
c. The data support the hypothesis but a trial holding one reactant constant is needed.
b. The data contradict the hypothesis but testing by changing a single reactant will verify the hypothesis.
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