Post Utme Rhema University 2022 Chemistry Question 1

Practice objective / multiple choice question 1 from the 2022 Post Utme Rhema University Chemistry examination.

Post Utme Rhema University 2022 Chemistry Objective / Multiple Choice
Question 1 POST_UTME_RHEMA_UNIVERSITY • 2022 • CHEMISTRY • objective

The rate cons\tant (k) for a first-order reaction is given by the equation: k = Ae^\( -Ea/RT \). If the rate cons\tant at 25°C is 0.05 s^\( -1 \) and at 50°C is 0.15 s^\( -1 \), calculate the activation energy (Ea) of the reaction in kJ/mol.

Answer Options

A. 20 kJ/mol
B. 30 kJ/mol
Correct Answer C. 40 kJ/mol
D. 50 kJ/mol
Correct Answer
C
Correct Option:
40 kJ/mol

About This Question

This is Post Utme Rhema University 2022 Chemistry Question 1. It is one of the objective questions from the 2022 Post Utme Rhema University Chemistry examination.

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