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14 Cards in this Set
- Front
- Back
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a solution has 2 components
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solute
solvent |
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over __ diff. compounds are known, most are..
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10 million; organic
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chem form
carbon dioxide table salt carbon monoxide water glucose |
CO2
NaCl CO H20 C6H1206 |
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the ... of elements in a compound dont' change or hyou have changed the compound
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proportion
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solutions
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a uniform mix of two or more substances which are not chemically bonded and therefore, unlike compounds, each component retains its original identity and properties
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solute
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the vcomponent which disappears ; whose phase is changed. only if both componets are the same phase, the solute is the one in lesser quanitiy
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solvent
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the component which remains unchanged. only if both components are the same phase, the solvent is the one in the greater quanity
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when 2 liquids are mixed there are 2 words whicgh can descrie their ineraction together
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miscible: 2 liquids dissolve in each other completely and mix
immiscible: if the two liquids do not dissolve in each other and form 2 disticnt layers |
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heterogenous substances :
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are always mixtures
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3 chara of hetero
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they are not uniform in compisition
there is more than one phase resent 95% of all things in the universe are mixtures |
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symbols
iron lead silver gold |
Fe
Pb Ag Au |
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sodium
copper potassium mercury |
Na
Cu K Hg |
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compounds
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substances composed of more than one type of atom chemically joined
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2 chara. of compounds
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1. can be changed to other compounds and separated by chemical reations and doln't require nuclear reactions
2. compounds have unique properties and don't have the same props of the elemetns which make it up |
