Consider the following reaction: C(graphite) + O₂(g) → CO₂(g); ΔH = −x₁ cal C(diamond) + O₂(g) → CO₂(g); ΔH = −x₂ cal What is the heat of transition of graphite into diamond?
- Ax₁ + x₂
- Bx₂ − x₁
- Cx₁ − x₂
- Dx₁x₂
✓ Correct answer: B
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