Lecture 10 (Normality, pH, Acids, Bases)
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13 Terms
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# of Equivalent formula
mass ÷ equivalent weight
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Equivalent weight formula
molar mass ÷ reaction capacity
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How to Solve Normality Problems
ID acid or base
Determine RC
Determine conc.
Find normality (M * RC)
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Bronsted Lowry Acid
Donates H+ (proton donor)
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Bronsted Lowry Base
Receives H+ (proton receiver)
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Conjugate acid-base pairs
Chemical species whose formula differs by only one hydrogen ion
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How to get H3O+ and OH- from kW
kw = [H3O+] [OH-]
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Ka =
[H+][A-] ÷ [HA]
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pka =
-log(Ka)
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How to find pH from H+ concentration
ph = -log(H+)
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How to find pOH from OH- concentration
pOH = -log(OH-)
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pH + pOH =
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Product of Ka and Kb
Kw
Note 
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