CHEMISTRY

JAMB 2004 - Question 27

Chemistry 2004 JAMB Past Questions - Question 27: The energy change (ΔH) for the reaction CO(g) + (1)/(2)O2(g) → is? (ΔHi(CO) = -110.4 kJ mol‾ ) (ΔHi(CO2) = -393 kJ mol‾ ).

The energy change (ΔH) for the reaction CO(g) + (1)/(2)O2(g) → is? <br>(ΔHi(CO) = -110.4 kJ mol‾ ) (ΔHi(CO2) = -393 kJ mol‾ ). <br>
The energy change (ΔH) for the reaction CO(g) + (1)/(2)O2(g) → is?
(ΔHi(CO) = -110.4 kJ mol‾ ) (ΔHi(CO2) = -393 kJ mol‾ ).
A:
B:
C:
D:
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Correct Answer

B

Explanation

The energy charge for the reaction is - (393 - HO.4) = -282.9 kJ