3. A reaction in which A(g)à Products was monitored as a function of time and the results are shown below. Time (min) 0 100 200 300 400 500 800 1000 [A] 0.0385 0.0330 0.0288 0.0255 0.0220 0.0208 0.0163 0.0143 a. Determine the order of the reaction and find the value of the rate constant (include units). b. What is the half-life for this reaction (in min)? c. What is the rate of the reaction (in M/min) when [A]= 0.100 M?

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Solutions to question 3 please
3. A reaction in which A(g)à Products was monitored as
a function of time and the results are shown below.
Time (min)
[A]
0
0.0385
100
0.0330
200
0.0288
300
0.0255
400
0.0220
500 0.0208
800 0.0163
1000 0.0143
a. Determine the order of the reaction and find the
value of the rate constant (include units).
b. What is the half-life for this reaction (in min)?
c. What is the rate of the reaction (in M/min) when
[A]= 0.100 M?
4. Consider the following mechanism for a reaction.
Step 1 (fast) NO(g) + Br₂(g) = NOBr₂(g)
Step 2 (slow) NOBr₂(g) + NO(g) à 2NOBr(g)
a. What is the overall equation for the reaction?
b. What is the rate law predicted by this
mechanism?
c. What is the intermediate for this reaction?
d. What is the molecularity of the rate-
determining step?
Transcribed Image Text:3. A reaction in which A(g)à Products was monitored as a function of time and the results are shown below. Time (min) [A] 0 0.0385 100 0.0330 200 0.0288 300 0.0255 400 0.0220 500 0.0208 800 0.0163 1000 0.0143 a. Determine the order of the reaction and find the value of the rate constant (include units). b. What is the half-life for this reaction (in min)? c. What is the rate of the reaction (in M/min) when [A]= 0.100 M? 4. Consider the following mechanism for a reaction. Step 1 (fast) NO(g) + Br₂(g) = NOBr₂(g) Step 2 (slow) NOBr₂(g) + NO(g) à 2NOBr(g) a. What is the overall equation for the reaction? b. What is the rate law predicted by this mechanism? c. What is the intermediate for this reaction? d. What is the molecularity of the rate- determining step?
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