TPC8‑QH‑CHEM‑008 🧪 Chemistry | ♨️ Thermochemistry and Enthalpy

🧪 Chemistry Quiz: CHEM‑008 | Thermochemistry and Enthalpy

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1️⃣ What does enthalpy (H) represent in thermochemistry?

2️⃣ How are exothermic and endothermic reactions distinguished by enthalpy change (ΔH)?

3️⃣ What formula is used in calorimetry to calculate heat absorbed or released?

4️⃣ What does Hess’s Law state about enthalpy changes?

5️⃣ What is the standard enthalpy of formation (ΔHf°)?