n Physical Change : 轉states ①
n Chemical change: 有新的東西form了出來
n Physical Properties
u Taste, hardness, density, solubility
u Malleability, ductility
u Electrical conductivity, thermal conductivity
n Chemical Properties
u Chemical reactions of substances
u Respective conditions
n Diffusion
u Spreading & mixing 1 substance to another
u Higher concentration → Lower Concentration
n Crystallization

n Saturated Solution: Max. Amount of solute dissolved at that temp.
- Distillation = Evaporation + Condensation
n Compound
u Pure substances
u Made up of ≧2 elements
u Chemically combined together

註①: 此部分為Physics所牽涉到的, 有關內容請看以下網址
- http://blog.qooza.hk/blog.php?user=arco_iris&eid=9671898 (Changing States)
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