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Definition
| discovered nucleus through gold-foil experiment |
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Definition
c = wavelengh x frequency speed of light = 3x10^8 m/s |
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| metric system base unit for length |
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Definition
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| metric system base unit for mass |
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Definition
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| metric system base unit for time |
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Definition
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| metric system base unit for tempertaure |
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Definition
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| metric system base unit for amount of a substance |
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Definition
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Definition
| all forms of electromagnetic radiation as a whole |
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Term
| electromagnetic radiation |
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Definition
| a form of energy that exhibits wavelike behavior as it travels thru space |
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Definition
| # of protons in the nucleus |
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Definition
6.022 x 10^23 # of parts in exactly 1 moL of a pure substance |
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| law of conversion of mass |
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Definition
| states that mass is neither destroyed or created during reactions |
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Definition
| converted into a different substance |
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Definition
| a change in a substance that does not involve a change in the identity of the sub. |
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Definition
anything that has mass and takes up space |
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| a measure of amount of matter |
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Definition
| the study of composition, structure, and properties of matter and the changes it undergoes |
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Definition
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Definition
| an electron occupies the lowest energy orbital that it can |
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Definition
| each prbital of equal energy r each occupied by 1 electron b4 any orbital is occupied by a second |
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Definition
| the amount of a substance that contains as many particles as there are atoms in exactly 12g or carbon12 |
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Definition
1/12 the mass of a carbon 12 atom |
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Term
| Pauli exclusion principle |
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Definition
| no 2 electrons in the same atom can have the same 4 quantum numbers |
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Term
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Definition
| discovered the mass of electons |
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