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42 Cards in this Set
- Front
- Back
- 3rd side (hint)
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What is Kw?
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[H3O+][OH-]
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Ka X Kb =?
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Kw
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HI
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Strong acid
Hydroiodic acid |
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HClO4
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Strong acid
perchloric acid |
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HBr
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Strong acid
hydrobromic acid |
strong acid
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HCl
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Strong acid
hydrochloric |
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H2SO4
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Strong acid
sulfuric acid |
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HClO3
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Strong acid
chloric acid |
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HNO3
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Strong acid
Nitric acid |
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O^2-
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Strong base
oxide ion |
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CH3-
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Strong base
methide |
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H-
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Strong base
hydride |
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NH2-
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Strong base
amide |
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Li
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Soluble
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Na
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Soluble
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K
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Soluble
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Rb
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Soluble
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Cs
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Soluble
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Fr
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Soluble
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NH4+ compounds
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Soluble
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NO3-
nitrates |
Soluble
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CH3CO2-
acetates |
Soluble
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ClO4-
perchlorates |
Soluble
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ClO3-
chlorates |
Soluble
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SO4^2-
sulfates |
Soluble
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what 3 things (besides Pb2+ , Hg2^2+ , and Ag+) make sulfates insoluble?
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Ca2+ , Sr2+ , Ba2+
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what 3 ions make certain things insoluble?
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Pb2+ , Ag+ , or Hg2^2+
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CO3^2-
carbonates |
insoluble
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CrO4^2-
chromates |
insoluble
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C2O4^2-
oxalates |
insoluble
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PO4^3-
phosphates |
insoluble
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S2-
sulfides |
insoluble
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OH-
hydroxides |
insoluble
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O2-
oxides |
insoluble
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group 1 and 2 hydroxides and oxides
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Strong bases
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pH=.5(pKa1+pKa2) when?
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when S>>Kw/Ka2 and S>>Ka1
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H=
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[H3O+]^2+[H3O+]Ka1+Ka1Ka2
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f(H2A)=
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[H3O+]^2/H
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f(HA-)=
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[H3O+]Ka1/H
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f(A-2)=
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Ka1Ka2/H
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when does autoprotolysis affect pH?
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when concentrations are <10^6
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Charge balance eq.
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[all anions]=[all cations]
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