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7 Cards in this Set
- Front
- Back
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The number of protons in the nucleus of an atom. |
Atomic Number |
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The average mass of all the isotopes of an element. |
Atomic Weight |
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The one factor a scientist changes in an experiment. |
Independent Variable |
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Matter is not created or destroyed during a chemical reaction. |
Conservation Of Mass |
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An tentative explanation for an observation, phenomenon, or scientific problem that can be tested by further investigation. |
Hypothesis |
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Influence in favor of or against something, usually in a way considered to be unfair. |
Bias |
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The number of atoms of substance equal to the number of atoms in 12g of carbon 12: 6.002x 10 to the 23 power atoms. |
Mole |
