📘 Class 11 Chemistry | Chapter 6: Energetics – Section 6.4: Hess's Law | FBISE New Book | NBF Welcome to our Class 11 Chemistry series, based on the latest FBISE syllabus and the New NBF Textbook! In this video, we cover Section 6.4 – Hess’s Law from Chapter 6: Energetics. You will learn: ✅ What Hess’s Law states ✅ How to apply it to calculate enthalpy changes ✅ Solved examples and easy tricks ✅ Why Hess’s Law is important in thermochemistry Perfect for FBISE students aiming for strong exam preparation with clear explanations and numerical practice! 📌 Make sure to like, subscribe, and turn on notifications for more helpful content. 🔗 Complete Chapter 6 Playlist: 📝 Download Notes & Resources: Chapters: 00:00 Hess's Law Statement: 02:43 Example: 6.6 05:10 Example: 6.7 08:51 6.4.1 Enthalpies of Reactions from Enthalpies of Formation: 10:15 Example: 6.8 12:23 Example: 6.9 13:41 6.4.2 Calculation of Enthalpy of Combustion: 14:12 Example: 6.10 #HessLaw #Energetics #Class11Chemistry #FBISE #NBFBook #Thermochemistry #Chapter6 #ChemistryLecture #FBISE2025