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Science Clinic => Chemistry => Topic started by: neverstopbelieb on Nov 18, 2019

Title: A reaction with an activation energy of 84.6 kJ mol-1 has a rate constant of 0.00681 L mol-1 s-1 at ...
Post by: neverstopbelieb on Nov 18, 2019

Question 1

A reaction with an activation energy of 61.0 kJ mol-1 has a rate constant of 0.0345 L mol-1 s-1 at 301 K. What is the rate constant at 401 K?
◦ 1.92 L mol-1 s-1
◦ 0.0445 L mol-1 s-1
◦ 0.345 L mol-1 s-1
◦ 15.1 L mol-1 s-1
◦ 7.90 × 10-5 L mol-1 s-1

Question 2

A reaction with an activation energy of 84.6 kJ mol-1 has a rate constant of 0.00681 L mol-1 s-1 at 325 K. What is the rate constant at 375 K?
◦ 0.0276 L mol-1 s-1
◦ 5.25 L mol-1 s-1
◦ 9.11 × 10-3 L mol-1 s-1
◦ 0.443 L mol-1 s-1
◦ 1.05 × 10-4 L mol-1 s-1

Title: A reaction with an activation energy of 84.6 kJ mol-1 has a rate constant of 0.00681 L mol-1 s-1 at ...
Post by: aidanmbrowne on Nov 18, 2019

Answer 1

15.1 L mol-1 s-1

Answer 2

0.443 L mol-1 s-1