Chemistry Honors Chapter 1
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16 terms
Terms | Definitions |
|---|---|
 matter | anything that has mass and occupies space |
| mass | a measure of the amount of matter found in an object |
| element | a substance that cannot be broken down using ordinary chemical means (the application of heat, light, or electricity). |
| compound | a substance that can be broken down using ordinary chemical means (the application of heat, light, or electricity). |
| mixture | a material containing two or more elements or compounds, each retaining its own characteristic properties. |
| homogeneous | having similar properties throughout. |
| heterogeneous | not having similar properties throughout. |
| solution | a homogeneous mixture |
| temperature | a property that indicates the direction of heat flow, to or from, an object. |
| significant figures | those digits in a measurement that are known with certainty along with one digit that is uncertain. |
| intensive properties | properties whose value does not depend on the size of the sample of matter being used. |
| extensive properties | those properties whose value does depend on the size of the sample of matter being used. |
| physical properties | those properties that may be observed without changing the identity of a substance. |
| chemical properties | those properties that describe the behavior of a substance in reactions that change its identity. |
| density | the mass per unit volume of a substance |
| solubility | the maximum amount of a solute that dissolves in a given amount of solvent at a specified temperature |
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