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20 Cards in this Set
- Front
- Back
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solution
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homogenous mixture of 2 or more substances (Eg. salt water)
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A solute dissolves in a ________.
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solvent
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Solutions in which water is the solvent are called____________.
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Aqueous
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Electrolyte
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Forms ions in solution and conduct electricity
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What are examples of electrolytes?
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NaCl, MgCl2, CaCl2
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nonelectrolyte
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no ions form, doesn't conduct electricity
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What are examples of nonelectrolytes?
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Sugar, Sucrose, molecular compounds
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When an ionic compound dissolves in water, they________.
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dissociate
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Are ions formed when a molecular compound dissolves in water?
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no
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Give an example of a molecular compound
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CH3OH
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What is the equation for NH3 and H2O
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NH3+H2O--> NH4(+) + OH(-)
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strong electrolytes
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compounds whose aqueous solutions conduct electricity well
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weak electrolytes
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compounds whose aqueous solutions conduct electricity poorly
(exist as mixture of ions and un-ionized molecules in a solution |
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precipitate
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an insoluble solid formed by a reaction in a solution
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at what molarity is a substance condidered insoluble?
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If it can only dissolve .01 mol/L
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Is nitrate NO3(-) soluble?
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yes
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Are ammonium ions soluble?
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yes
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Are alkali metal ions soluble?
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yes
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is C2H3O2(-) soluble?
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yes
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What are metathesis reactions?
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Reactions that involve swapping ions in the solution.
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