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Atomic Theory pt.2
Compound | made by two different atoms that chemically combined |
Covalent compound | 2 non-metals |
Ionic compound | metal and non-metal |
Lewis Dot Structure | picture shows how elements form compounds using valence electrons |
Conservation of Mass | matter is never created or destroyed it simply rearranges itself |
Solution | A homogeneous mixture of two or more substances, which may be solids, liquids, gases, or a combination of these. |
Solute | the component of a solution that changes its state in forming the solution or the component |
Precipitate | A substance to be deposited in a solid form |
Substance | A particular kind of matter |
Solvent | Able to dissolve other substances |
Heterogeneous | Two or more substances (different) |
Homogeneous | Substances in a single phase |
Physical change | A change that is made by adding energy,and the form changes but not its composition |
Vaporization | liquid changing into a gas |
Condensation | Gas change into a liquid |
Sublimation | Solid into a gas |
Deposition | Gas changes into a solid |
Chemical change | Changed into a different substance |