Given S°(C₂H₆)=225 J mol⁻¹ K⁻¹, S°(C₂H₄)=220 J mol⁻¹ K⁻¹, S°(H₂)=130 J mol⁻¹ K⁻¹. Then ΔS° for the process C₂H₄ + H₂ → C₂H₆ is
- A+25 J
- B−125 J
- C135 J
- D315 J
✓ Correct answer: B
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Question ID #432212 · NewNcert