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Definition
| 50 drops water, 10 drops liquid being tested, separate layer=not miscible |
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| 50 drops ethanol, 10 drops liquid being tested, separate layer=not miscible |
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| cobalt chloride pater, no water=blue, water=pink |
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Definition
| use pH paper, not corrosive=3-11 |
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| potassium thiocynate, red=toxic |
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| desity relative to water...floats= |
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Definition
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| density relative to water..sink= |
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| glass bottles are made from which 3 materials? |
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Definition
| silica sand, soda ash, limestone |
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| glass bottles are or are not durable/can be recycled? |
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Definition
| are durable and can be recyled |
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Term
| aluminum is made of which 2 materials? |
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Definition
| bauxite and sodium phosphate |
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Term
| platic bottles are made by...and can or cannot be re-made into new bottles: |
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Definition
| melting pellets and can not be made into more bottles after recycled |
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Definition
| can not see through at all |
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| family number 1, 2, 3-11, 13-17, 18 |
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Definition
| alkali metals, alkali earth metals, transition metals, other non-metals, noble gasses |
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Term
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Definition
| discovered the electron orbits |
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Definition
| atomic theory: all substances are made of atoms that can't be devided, created or destroyed, atoms of same electrons are same and different electrons are different, atoms join together with other atoms to make new substances, a chemical reaction is the re-arrangement of atoms |
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| democritus is know for the term___which means___ |
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Definition
| atomos which means not able to be divided |
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Definition
| the first periodic table of elements |
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| name of man who discovered pumps were contaminated in GM |
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| families one and two ___electrons |
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Definition
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| the nucleus is made of ____ and ____ |
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Definition
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| the atomic number is the # of ____ in the nucleas |
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| for a neutral atom (with no charges) the number of protons is the ___ as the number of ___ |
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Definition
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| the atomic mass is the # of ___ plus # of ___ |
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Definition
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| the atomic mass is the # of ___ plus # of ___ |
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Definition
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Term
| chemical bonding definition- |
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Definition
| atoms that are bound together to form a new substance |
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Term
| valence elecrons are the ___ electrons and are the ___ones on the list |
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Definition
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| PTE: left of line is ____, right of line ____, touching line___ |
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Definition
| metal, non-metal, metaloids |
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| red-___, green-___, black-____ |
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Definition
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| a solution results in ___ |
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| a saturated solution results in ___ |
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| a suspension results in ___ |
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