Post Utme Igbinedion University 2019 Chemistry Question 1

Practice objective / multiple choice question 1 from the 2019 Post Utme Igbinedion University Chemistry examination.

Post Utme Igbinedion University 2019 Chemistry Objective / Multiple Choice
Question 1 POST_UTME_IGBINEDION_UNIVERSITY • 2019 • CHEMISTRY • objective

Determine the rate cons\tant (k) for the reaction: 2NO(g) + O2(g) → 2NO2(g) at 298 K, given that the initial concentrations of NO and O2 are 0.1 M and 0.2 M, respectively, and the rate of disappearance of NO is 0.05 M/s.

Answer Options

Correct Answer A. \( 2.5 \times 10^{-3} , \text{s}^{-1} \)
B. \( 5.0 \times 10^{-3} , \text{s}^{-1} \)
C. \( 1.0 \times 10^{-2} , \text{s}^{-1} \)
D. \( 2.0 \times 10^{-2} , \text{s}^{-1} \)
Correct Answer
A
Correct Option:
\( 2.5 \times 10^{-3} , \text{s}^{-1} \)

About This Question

This is Post Utme Igbinedion University 2019 Chemistry Question 1. It is one of the objective questions from the 2019 Post Utme Igbinedion University Chemistry examination.

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