Chemistry chapter 2! Word Scramble
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Question | Answer |
matter | the substance or substances of which any physical object consists or is composed |
pure substance | matter which is uniform and has a fixed composition |
element | cannot be seperated into similiar substances |
compound | composed of 2 or more elements |
mixture | an aggregate of 2 or more substances that are not chemically united and that exist in no fixed proportion to each other |
physical changes | a change in matter which does not alter the chemical properties of the matter |
physical properties | a property that can be measured without changing the chemical composition of a substance |
chemical changes | processes or events that have altered the fundamental structure of something |
homogeneous solution | Of the same or similar nature or kind. |
heterogeneous solution | Composed of parts having dissimilar characteristics or properties |
distillation | vaporization; the process of vaporizing and condensing a substance to purify it or to separate a volatile substance from less volatile substances. |
chemical properties | property shown by a substance when it reacts with a different substance or undergoes a change in composition. |
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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janthony1
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