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28 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Chemistry |
The study of matter |
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Matter |
Anything with the mass and volume |
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Mass |
The amount of matter |
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Volume |
The space matter takes up |
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Biochemistry |
The study of living things |
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Organic chemistry |
The study of carbon compounds |
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Inorganic chemistry |
The study of non carbon compunds |
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Basic research |
To learn research |
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Applied research |
To solve a problem |
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Chemical reaction |
Produces a new substance |
Fire ,explosions , rust |
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Physical reaction |
The only physical property |
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Chemical properties |
Describe a chemical reaction |
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Intensive physical property |
Describes physical reaction which does not depend on amount |
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Extensive physical property |
Describes physical reaction which depends on amount |
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What are two pure substances? |
Chemical combine Element -one type of atoms Compound -c02 h2o |
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What are two mixtures ? |
Homogeneous soulution salt water (mixed water) Heterogeneous -collide susparison ,mint choco chip ice cream (not mixed well ) |
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What are the four states of matter |
Solid /liquid / gas / plasm |
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Plasma |
High energy matter that uses electrons |
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On the periodic table the rows are called ? |
Periods |
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On the period table the columns are called ? |
Families / group |
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How many natural elements are there ? |
92 |
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What is the SI international system of measurement ? |
Metric system |
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What are two benefits of the SI international sysytem of measuremnt |
Base ten number system used world wide |
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What two pieces of information does every measurement contain ? |
Number and unit |
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Precision |
Measurement close to each other |
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Accuracy |
Measurement close to the real values |
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Qualitative |
Describe in words Sunny day / warm / light wind |
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Quantitative |
Describes with number 75°f/ zero humitiy |
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