sa ei 3a. A certain first-order reaction is 35.5% complete in 4.90 minutes at 25°C. What...
Could I get help on part B
3a. A certain first-order reaction is 35.5% complete in 4.90 minutes at 25°C. What is its rate constant e-kt K,=0.0895 min 64.5% min - 10 0.645 1.00 to = 8.95 x 100% 4.905 -0.0895 min 3b. If a first-order reaction has an activation energy of 104,600 J/mole and an A value of 5 x 10 sec !, at what temperature will the reaction have a half-life of 1 min? What about 30 days?
a certain second order reaction A to B is 25% complete in 42 minutes at 25 degrees celsius. What is the half life of the reaction
Question 44 4 pts A certain first-order reaction A - Bis 25% complete in 42 min at 25°C. What is its rate constant? O 8.3 x 10-min-1 0 -3.3 * 10-2 min-1 O 11 min-1 6.8* 10 min-1 O 33* 10-2 min-1
Part A A certain first-order reaction has a rate constant of 2.30x10-25-1 at 15 °C. What is the value of k at 51 °C if EQ = 71.0 kJ/mol ? Express your answer using two significant figures. IVO AQ R o B ? Submit Request Answer Part B Another first-order reaction also has a rate constant of 2.30x10-25-1 at 15 °C. What is the value of k at 51 Cif En = 135 kJ/mol ?
A first-order reaction is 24.0% complete in 19.7 minutes. How long will the reaction take to be 85.5% complete? Calculate the rate constant for the reaction.
The activation energy of a certain reaction is 35.5 kJ/mol . At 21 ∘C , the rate constant is 0.0110s−1. At what temperature in degrees Celsius would this reaction go twice as fast?
A certain first-order reaction has a rate constant of 2.80×10−2 s−1s−1 at 25 ∘C∘C. What is the value of kk at 64 ∘C∘C if EaEa = 82.0 kJ/molkJ/mol ?
Part A) A certain first-order reaction has a rate constant of 2.40×10−2 s−1 at 25 ∘C. What is the value of k at 60 ∘C if Ea = 74.0 kJ/mol ? Express your answer using two significant figures. Part B) Another first-order reaction also has a rate constant of 2.40×10−2 s−1 at 25 ∘C. What is the value of k at 60 ∘C if Ea = 135 kJ/mol ? Express your answer using two significant figures.
6. A first-order reaction is 45% complete at the end of 35 minutes. What is the half-life (in minutes) for this reaction? (20 points) 7. Answer questions regarding the following mechanism: (20 points) Slow 0; (g) + NO (9) NO2 (g) + O2 (g) NO2 (g) + O (g) → NO (g) + O2 (g) Fast a. What is the catalyst? b. What is the intermediate? c. What is the overall reaction? d. What is the overall rate law, if...
Perform Rate Calculations Using Half Life Question The first order reaction 3A 2BChas rate constant 0.538 s1, If the initial concentration of A is 0.867 mol L-1, what is the half-life of the reaction, in seconds? Remember to use correct significant figures in your answer. Provide your answer below: FEEDBACKMORE INSTRUCTION SUBMIT Content attribution