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As per your syllabus, Δ_f H° of methane CH₄(g) is which value?
A−393.51 kJ/mol
B−285.83 kJ/mol
C−74.81 kJ/mol
D+74.81 kJ/mol
Answer & Solution
Correct answer: C. −74.81 kJ/mol
As per your syllabus, CH₄(g) Δ_f H° = −74.81 kJ/mol. Exothermic formation.
(CO₂ = −393.51, H₂O(l) = −285.83.)
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