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24 Cards in this Set
- Front
- Back
organic compounds are large and always contain
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carbon + hydrogen
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organic compounds often contain
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oxygen + nitrogen
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inorganic compounds are ____ of the body
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essentials
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4 main inorganic compounds of the body
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water - salts - acids - bases
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water make ____ of cell volume, regulate ____, is a universal ____, form ____, and used for hydrolysis & ____ synthesis
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60-80% – temp – solvent – colloids – dehydration
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water is considered a universal
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solvent
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water can form colloids with ____ ____.
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hydration layers
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water is also used as a reactant in many ____ ____.
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chemical reactions
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water acts as a
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cushion
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salts are compounds that ____ to form ____
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dissociate - ions (not H+ & OH-)
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salts are compound that contains ____ other than H+ and ____ other than Hydroxyl
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cations - anions
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ions are used for ____ ____& ____ ____
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nerve impulses - muscle contraction
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calcium phosphate is used for hard ____ & ____
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hard bones - teeth
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acids are substances that release
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H+ ions in water
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acids that release more H+ ions =
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greater acidity
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bases are substances that bonds to
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H+ ions
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bases release
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OH- ions
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other examples of bases
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bicarbonate ions - ammonia
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pH is the measure of relative
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hydrogen concentration
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buffers keeps
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pH balanced
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molecules that help maintain stable pH (7.35 - 7.45)
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buffers
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molecules that bind to and release H+ ions
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buffers
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buffer system ex.
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H2CO3 - HCO3 + H (carbonic acid - bicarbonate + hydrogen)
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normal blood pH is
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7.35 - 7.45
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