9Th Class Chemistry New Book 2025 || Lecture 1 || Chapter 5, Energetics
Автор: Sir Shahzad Sair
Загружено: 2025-06-27
Просмотров: 22583
Energetics, system and sorroundings, Enthalpy
National curriculum of pakistan 2023
This video is about first lecture of chemistry new book 2025 and unit 5 of all punjab boards for 2025 and onwards. Fifth chapter of new chemistry book is about chemical energy, heat energy, exothermic reaction and endothermic reactions, system and surroundings, enthalpy and how does a reaction takes placeaerobic and anaerobic respiration.
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