Post Utme Uniosun 2021 Chemistry Question 31

Practice objective / multiple choice question 31 from the 2021 Post Utme Uniosun Chemistry examination.

Post Utme Uniosun 2021 Chemistry Objective / Multiple Choice
Question 31 POST_UTME_UNIOSUN • 2021 • CHEMISTRY • objective

Determine the s\tandard enthalpy of formation of the compound [Cu(NH3)4]SO4 from the following data: ΔH°f(Cu) = - 337.3 kJ/mol, ΔH°f(NH3) = - 45.9 kJ/mol, ΔH°f\( SO4^2- \) = - 909.3 kJ/mol, ΔH°f\( Cu^2+ \) = 146.0 kJ/mol.

Answer Options

Correct Answer A. - 151.1 kJ/mol
B. - 151.9 kJ/mol
C. - 152.7 kJ/mol
D. - 153.5 kJ/mol
Correct Answer
A
Correct Option:
- 151.1 kJ/mol

About This Question

This is Post Utme Uniosun 2021 Chemistry Question 31. It is one of the objective questions from the 2021 Post Utme Uniosun Chemistry examination.

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