Post Utme Crawford University 2017 Chemistry Question 1

Practice objective / multiple choice question 1 from the 2017 Post Utme Crawford University Chemistry examination.

Post Utme Crawford University 2017 Chemistry Objective / Multiple Choice
Question 1 POST_UTME_CRAWFORD_UNIVERSITY • 2017 • CHEMISTRY • objective

Determine the rate cons\tant (k) for the reaction: 2NO(g) + O2(g) → 2NO2(g), given that the initial concentrations of NO and O2 are 0.5 M and 0.2 M, respectively, and the rate of reaction is 0.01 M/s after 10 minutes.

Answer Options

Correct Answer A. \( k = \frac{0.01}{0.5 \times 0.2 \times 10} \)
B. \( k = \frac{0.01}{0.5 \times 0.2 \times 20} \)
C. \( k = \frac{0.01}{0.5 \times 0.2 \times 30} \)
D. \( k = \frac{0.01}{0.5 \times 0.2 \times 40} \)
Correct Answer
A
Correct Option:
\( k = \frac{0.01}{0.5 \times 0.2 \times 10} \)

About This Question

This is Post Utme Crawford University 2017 Chemistry Question 1. It is one of the objective questions from the 2017 Post Utme Crawford University Chemistry examination.

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