Post Utme Mountain Top University 2018 Chemistry Question 11

Practice objective / multiple choice question 11 from the 2018 Post Utme Mountain Top University Chemistry examination.

Post Utme Mountain Top University 2018 Chemistry Objective / Multiple Choice
Question 11 POST_UTME_MOUNTAIN_TOP_UNIVERSITY • 2018 • 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 50 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

Correct Answer A. 1.0 x 10^\( -5 \) s^\( -1 \)
B. 1.0 x 10^\( -6 \) s^\( -1 \)
C. 1.0 x 10^\( -7 \) s^\( -1 \)
D. 1.0 x 10^\( -8 \) s^\( -1 \)
Correct Answer
A
Correct Option:
1.0 x 10^\( -5 \) s^\( -1 \)

About This Question

This is Post Utme Mountain Top University 2018 Chemistry Question 11. It is one of the objective questions from the 2018 Post Utme Mountain Top University Chemistry examination.

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