Post Utme Crawford University 2020 Chemistry Question 21

Practice objective / multiple choice question 21 from the 2020 Post Utme Crawford University Chemistry examination.

Post Utme Crawford University 2020 Chemistry Objective / Multiple Choice
Question 21 POST_UTME_CRAWFORD_UNIVERSITY • 2020 • CHEMISTRY • objective

The rate cons\tant (k) of a first-order reaction is given by the equation: k = Ae^\( -Ea/RT \). If the activation energy (Ea) is 100 kJ/mol, the gas cons\tant (R) is 8.314 J/mol*K, and the temperature (T) is 300 K, what is the value of the rate cons\tant (k) if the pre-exponential factor (A) is 1.0 x 10^10 s^-1?

Answer Options

A. 1.0 x 10^6 s^-1
B. 1.0 x 10^7 s^-1
Correct Answer C. 1.0 x 10^8 s^-1
D. 1.0 x 10^9 s^-1
Correct Answer
C
Correct Option:
1.0 x 10^8 s^-1

About This Question

This is Post Utme Crawford University 2020 Chemistry Question 21. It is one of the objective questions from the 2020 Post Utme Crawford University Chemistry examination.

Master the Exam!

You've seen a preview, but there are thousands more questions plus AI tutor to break down complex solutions.

Unlock Full Access Available for Android & Windows
Chat with Support