Chemistry vocab chapter 2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| matter | the substance or substances of which any physical object consists or is composed
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| pure substance | matter which is uniform and has a fixed composition
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| element | cannot be seperated into similiar substances
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| compound | composed of 2 or more elements
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| mixture | an aggregate of 2 or more substances that are not chemically united and that exist in no fixed proportion to each other
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| physical changes | a change in matter which does not alter the chemical properties of the matter
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| physical properties | a property that can be measured without changing the chemical composition of a substance
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| chemical changes | processes or events that have altered the fundamental structure of something
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| homogeneous solution | Of the same or similar nature or kind.
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| heterogeneous solution | Composed of parts having dissimilar characteristics or properties
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| distillation | vaporization; the process of vaporizing and condensing a substance to purify it or to separate a volatile substance from less volatile substances.
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| chemical properties | property shown by a substance when it reacts with a different substance or undergoes a change in composition.
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| Law of Conservation of Matter | a fundamental principle of classical physics that matter cannot be created or destroyed in an isolated system
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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