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Substance converting to a new Substance.
(ex.Water -> Hydrogen gas and Oxygen)
(ex.Flamibility) |
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| Altering Properties (ex. Melting) |
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| Are made of atoms (Cannot be broken down) |
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| chemically bound elements (PURE) |
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| two or more substances intermingled (can be separated) |
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Definition
| freezing, condensing, and deposition |
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| Melting, boiling, and Sudimation |
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has mass and takes up space.
conservation of matter and energy cannot be created or distroyed |
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Term
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Definition
-Only count zeros in the middle of a number or at the end of a number
-(Add/sub) Of the numbers being add/sub you choose the one with the Least # of decimals.
-(div/multi) "_" Least number of Digits |
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Term
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| %Y = (Actual/Theory)x 100 |
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Term
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Definition
H2O:
2(H) + 1(O) = ?
2(1) + 1(16)= 18 amu |
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Definition
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Term
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| Number of Protons (+) Neutrons |
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Definition
| have different number of neutrons |
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Term
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Definition
I2/ Br2/ Cl2/ F2/ O2/ N2/ H2
(I bring clay for our new house) |
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| Dalton's Atomic Theory: Wrong |
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Definition
-Atoms in the same element are NOT uniform
-Atoms CAN be divided |
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Term
| Dalton's Atomic Theory: Right |
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Definition
-Atoms Combine in a whole number
-Chemical reactions combine or divide elements without loss of matter |
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