Chemistry is the science concerned with the composition, structure, and properties of matter, as well as the changes it undergoes during chemical reactions.OR
Chemistry is the study of interactions of chemical substances with one another and energy.
Friday, July 9, 2010
1. Basic concepts
•1Basic concepts 1.1 Atom 1.2 Element 1.3 Compound 1.4 Substance 1.5 Molecule 1.6 Mole 1.7 Ions and salts 1.8 Acidity and basicity 1.9 Phase 1.10 Redox 1.11 Bonding 1.12 Reaction 1.13 Equilibrium 1.14 Energy 1.15 Chemical laws
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