♨️ Hess's Law

Calculate ΔH using Hess's enthalpy cycle.

🔬 Apparatus on your bench

Reactor

Thermometer

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ΔH₁ -100 kJ ΔH₂ -50 kJ

ΔH_total = ΔH₁ + ΔH₂ (path-independent)

📝 Quick Quiz (auto-graded)

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