(ΔH – ΔU) for the formation of carbon monoxide (CO) from its elements at 298 K is (R = 8.314 JK–1 mol–1)
1238.78 J/mol
2477.57 J/mol
–2477.57 J/mol
–1238.78 J/mol
Answers
Answered by
3
Answer:
Explanation:
ΔH – ΔU = ΔngRT
Reaction for the formation of carbon monoxide is:
C (s) + ½O2 (g) ⟶ CO (g)
Δng = 1 - 1/2 = 1/2
ΔH – ΔU = 1/2 x 8.314 x 298
= 1238.78 J/mol
The correct option is A.
Answered by
2
Answer:
The correct option is A.
Explanation:
ΔH – ΔU = ΔngRT
Reaction for the formation of carbon monoxide is:
C (s) + ½O2 (g) ⟶ CO (g)
Δng = 1 - 1/2 = 1/2
ΔH – ΔU = 1/2 x 8.314 x 298
= 1238.78 J/mol
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