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Question

At constant T and P, which one of the following statements is correct for the reaction, CO(g)+12O2(g)CO2(g)

A
ΔH is independent of the physical state of the reactants of that compound
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B
ΔH>ΔE
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C
ΔH<ΔE
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D
ΔH=ΔE
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Solution

The correct option is C ΔH<ΔE
Δng=132=12, As Δng is negative, thus ΔH<ΔE

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