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matter test
| Term | Definition |
|---|---|
| solution | a homogeneous mixture |
| conservation of mass | law that states that mass is neither created nor destroyed in a chemical reaction |
| definite proportions | law that states that regardless of the amount, a compound is always composed of the same elements in the same proportions by mass |
| multiple proportions | law that states that different masses of one element combine with the same relative mass of another element to form different compounds |
| periodic table | the grid organizing elements into periods and groups |
| percent by mass | the ratio of the mass of each element to the total mass of the compound |
| states of matter | three physical forms that describe the matter that exists on earth |
| crystallization | a separation technique that results in the formation of pure solid particles from a solution |
| chromatography | a technique that separates the components of a mixture |
| liquid | a form of matter with a constant volume that takes the shape of its container |
| solid | a form of matter with a definite shape and volume |
| physical- no new substance is formed chemical- new substance is formed | differences between physical and chemical property |
| both are substances | similarities between physical and chemical property |
| chemical property | forms green carbonate when exposed to air |
| chemical property | does not react with nitrogen |
| chemical property | ability to combine with another substance |
| intensive physical property | chemical formula CO |
| intensive physical property | colorless |
| intensive physical property | solid at room temperature |
| intensive physical property | melting point |
| intensive physical property | conducts electricity |
| intensive physical property | density |
| extensive physical property | mass |
| s- one element and one compound m- 2 or more different substances | differences between substances and mixtures |
| both have weight, volume, and color | similarities between substances and mixtures |
| salt | compound? |
| air | homogeneous mixture? |
| aluminum | element? |
| physical change | boil |
| physical change | freeze |
| physical change | condense |
| physical change | vaporize |
| physical change | crush |
| chemical change | explode |
| chemical change | corrode |
| chemical change | tarnish |
| chemical change | ferment |
| chemical change | burn |
| heterogeneous | glass of soda |
| heterogeneous | bowl of cereal |
| heterogeneous | sidewalk pavement |
| heterogeneous | sand |
| heterogeneous | salad |
| heterogeneous | mulch |
| heterogeneous | chocolate chip cookie |
| homogeneous | saline |
| homogeneous | sterling silver |
| homogeneous | black tea |
| distillation | technique used to sperate two substances with different boiling points |
| filtration | technique used to sperate sand from water |
Created by:
24mmurphy
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