Post Utme Esut 2025 Chemistry Question 20

Practice objective / multiple choice question 20 from the 2025 Post Utme Esut Chemistry examination.

Post Utme Esut 2025 Chemistry Objective / Multiple Choice

Question 20 POST_UTME_ESUT • 2025 • CHEMISTRY • objective

The reaction of sodium carbonate with hydrochloric acid yields sodium chloride, water, and carbon dioxide gas. What is the balanced chemical equation for this reaction?

A. \( Na_2CO_3 \( aq \ \) + HCl (aq) \rightarrow NaCl (aq) + H_2O (l) + CO (g) )

Correct Answer B. \( Na_2CO_3 \( aq \ \) + 2HCl (aq) \rightarrow 2NaCl (aq) + H_2O (l) + CO_2 (g) )

C. \( Na_2CO_3 \( aq \ \) + HCl (aq) \rightarrow NaCl (aq) + H_2O (l) + CO_2 (g) )

D. \( Na_2CO_3 \( aq \ \) + 2HCl (aq) \rightarrow 2NaCl (aq) + H_2O (l) + CO (g) )

Correct Answer

Correct Option:

\( Na_2CO_3 \( aq \ \) + 2HCl (aq) \rightarrow 2NaCl (aq) + H_2O (l) + CO_2 (g) )

This is Post Utme Esut 2025 Chemistry Question 20. It is one of the objective questions from the 2025 Post Utme Esut Chemistry examination.

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