Post Utme Pan Atlantic University 2019 Chemistry Question 11

Practice objective / multiple choice question 11 from the 2019 Post Utme Pan Atlantic University Chemistry examination.

Post Utme Pan Atlantic University 2019 Chemistry Objective / Multiple Choice

Question 11 POST_UTME_PAN-ATLANTIC_UNIVERSITY • 2019 • CHEMISTRY • objective

Determine the s\tandard enthalpy of formation of CaO(s) from the following data: ΔH°f(CaO(s)) = ?; ΔH°f(Ca(s)) = -1.85 kJ/mol; ΔH°f(O2(g)) = 0 kJ/mol; ΔH°f(CaO(s)) = -635.09 kJ/mol.

Answer Options

A. -1.85 kJ/mol

B. -635.09 kJ/mol

Correct Answer C. -1.85 kJ/mol + \( -635.09 kJ/mol \)

D. -1.85 kJ/mol + 0 kJ/mol

Correct Answer

Correct Option:

-1.85 kJ/mol + \( -635.09 kJ/mol \)

About This Question

This is Post Utme Pan Atlantic University 2019 Chemistry Question 11. It is one of the objective questions from the 2019 Post Utme Pan Atlantic University Chemistry examination.

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