Lecture
This lecture covers the hierarchical organization of molecules, focusing on covalent bonds and the molecular structures of methane, ammonia, water, and hydrochloric acid. It also discusses the periodic table, electron arrangement, the chemical properties of atoms, and the percentage of water in the human body, highlighting variations in different organs and genders. Additionally, it explains the polarity of water, electrostatic charge generation, and the solubility differences between oil and water.