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About Lesson
- General Introduction −
- Importance of Chemistry
- Scope of chemistry
- Nature of matter
- Laws of chemical combination
- Dalton’s atomic theory
- Concept of −
- Elements
- Atoms
- Molecules
- Atomic and molecular masses −
- Mole concept
- Molar mass
- Percentage composition
- Empirical and molecular formula
- Chemical reactions
- Stoichiometry and calculations based on stoichiometry