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7 Cards in this Set
- Front
- Back
CONVERSATION OF MASS |
Matter is not created or destroyed during a chemical reaction |
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HYPOTHESIS |
A tentative explanation for an observation, phenomenon, or scientific problem that can be tested by further investigation |
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INDEPENDENT VARIABLE |
The one factor a scientist changes in an experiment |
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ATOMIC NUMBER |
The number of protons in the nucleus of an atom |
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ATOMIC WEIGHT |
The average mass of all the isotopes of an element |
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MOLE |
The number of atoms of substance equal to the number of atoms in 12g of carbon 12: 6.022(10 to the twenty-third power |
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BIAS |
Influence in favor of or against something usually in a way considered to be unfair |