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26 Cards in this Set
- Front
- Back
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Chemical Property |
The property that describes how a substance changes into a new substance. |
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Physical Property |
A characteristic that distinguishes one type of matter from another and can be observed without changing the identity of the substance. |
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Chemical Change/Reaction |
The process in which the physical and chemical properties of the original substance change with different properties. |
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Flammability |
The ability to burn. |
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Mixture |
Matter that consists of 2 or more substances mixed, but not chemically combined. |
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Heterogeneous Mixture |
A substance that doesn't seem the same throughout. |
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Homogeneous Mixture |
A mixture that appears the same throughout. |
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Colloid |
A homogeneous mixture in which the partials are mixed together, but not dissolved. |
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Solution |
A homogeneous mixture in which one substance is dissolved in another. |
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Solute |
A substance that is dissolved into another. |
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Solvent |
A substance that does the dissolving. |
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Solubility |
The amount of solute that can be completely dissolved in a given solvent at a specific temperature.
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Alloy |
Metal solution, solid dissolved in a solid. |
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Pure Substance |
A substance made of one type of material and has definite properties. |
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Element |
The simplest pure substance. |
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Atom |
The 'basic building block of matter'. Smallest particle of an element, that has the properties of an element. |
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Chemical Symbol |
A short hand way of writing an element. |
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Compound |
Two or more elements chemically combined. -can be broken down |
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Molecule |
Two or more atoms chemically bonded. |
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Chemical Formula |
A short hand way to represent chemical substance. |
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Chemical Equation |
Symbols, numbers, and formulas used to represent a chemical reaction. |
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Coefficient |
The number placed in front of a symbol or formula that tells how many atoms or molecules of a substance are involved in a reaction. |
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Subscript |
The number written to the lower right of an element. Tells how many atoms of an element are in a compound. |
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Proton |
a subatomic particle found in the nucleus of an atom with a positive charge (+) |
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Neutron |
a subatomic particle located in the nucleus of an atom with no, or neutral charge
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Electron |
subatomic particle located outside the nucleus of the atom with a negative charge (-) |
