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Solutions, Acids, and Bases
9th grade test #2
17
Science
Not Applicable
03/02/2005

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Term
solvent
Definition
substance that dissolves solute
Term
solute
Definition
substance the is dissolves in solution
Term
Three indicators of solution concentration
Definition
percent by mass, parts per million, molarity
Term
Mass percent concentration
Definition
solute mass/total mass * 100%
Term
Parts per million
Definition
5/100 = x/1000000
Term
Mole
Definition
amount of substance to contain 6 * 10 to the 23rd power particles
Term
molar mass
Definition
volume of one mole; Atomic mass in grams
Term
molarity
Definition
moles per liter
Term
acid
Definition
more H+ than OH-
Term
base
Definition
more OH- than H+
Term
Neutralization Reaction produces (2)
Definition
Water and salt
Term
strong acid
Definition
fully ionized when dissolved in water, conducts electricity well
Term
weak acid
Definition
partially ionized, not as conductive
Term
Example of strong acid
Definition
nitric acid HNO3
Term
example of weak acid
Definition
acetic acid CH3COOH
Term
example strong base
Definition
Potassium hydroxide KOH
Term
example weak base
Definition
ammonia NH3
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