Post Utme Uniosun 2019 Chemistry Question 40

Practice objective / multiple choice question 40 from the 2019 Post Utme Uniosun Chemistry examination.

Post Utme Uniosun 2019 Chemistry Objective / Multiple Choice
Question 40 POST_UTME_UNIOSUN • 2019 • CHEMISTRY • objective

The reaction between sodium metal and water is represented by the equation: 2Na(s) + 2H2O(l) → 2NaOH(aq) + H2(g). Calculate the number of moles of hydrogen gas produced when 2 g of sodium metal reacts with excess water.

Answer Options

A. 0.025 mol
Correct Answer B. 0.030 mol
C. 0.035 mol
D. 0.040 mol
Correct Answer
B
Correct Option:
0.030 mol

About This Question

This is Post Utme Uniosun 2019 Chemistry Question 40. It is one of the objective questions from the 2019 Post Utme Uniosun Chemistry examination.

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