Post Utme Noun 2018 Chemistry Question 21

Practice objective / multiple choice question 21 from the 2018 Post Utme Noun Chemistry examination.

Post Utme Noun 2018 Chemistry Objective / Multiple Choice

Question 21 POST_UTME_NOUN • 2018 • CHEMISTRY • objective

The rate cons\tant 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?

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

Correct Option:

1.0 x 10^8 s^-1

This is Post Utme Noun 2018 Chemistry Question 21. It is one of the objective questions from the 2018 Post Utme Noun Chemistry examination.

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