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Unformatted text preview: Involves rearrangement and exchange of atoms to produce new molecules Reactant produce o Evidence of chemical reaction Visual clues: color changes, gas bubbles, etc. Other clues: new odor or state o + → + 2Als Fe2O3 Al2O3s 2Fel + = reacts with (s)= solid (l)=liquid (g)=gas (aq)=aqueous o...
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- Summer '08
- Chemistry, Chemical reaction, Molecule, Chemical substance, simplest whole-number ratio