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Ch.4
Ch.4
10
Chemistry
Undergraduate 1
09/25/2007

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Term
Electrolyte
Definition
A substance whose aqueous solutions contain ions
Term
Is water a very effective solvent for ionic compounds
Definition
Yes
Term
Are molecular compounds electrolytes?
Definition
Most molecular compounds are not electrolytes
Term
Strong Electrolytes
Definition
Those solutes that exist in solution completely or nearly completely as ions
Term
Weak Electrolytes
Definition
Solution is mostly molecul.es with a small fraction of ions.
Term
Precipitate
Definition
An insoluble solid formed by a reaction in solution.
Term
Insoluble
Definition
The attraction between hte oppositely charged ions in the solid is too great for the water moleucles to serparate significantly.
Term
Acids
Definition
Ionize in aqueous solutions ot form hydrogen ions.(increases H+ ions).
Term
Bases
Definition
Substances that react with H+ ions.
- Produce OH- when dissolved in water.
Term
Strong acids ? Weak acids
Definition
Strong acids are more reactive than weak acids
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