Chem Unit 11

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12 Terms

1
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A solution in which [H+] = 1.0 × 10−12 M is

Basic

2
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A solution in which [OH-] = 1.0 × 10−8 M is

Acidic

3
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When acids and bases react, they always form _________ and _______.

water and salt

4
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Strong acids/bases will have Keq __ 1

much greater than

5
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HCl + H2O → H3O+ + Cl- shows the ___________ model for acids and bases

Brønsted-Lowry

6
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Acids produce hydrogen __________ and bases produce hydroxide ___________ in aqueous solutions.

ions; ions

7
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pOH literally stands for “_______________.”

Potential hydroxide

8
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________ acids/bases do not completely dissociate; less free ions, more molecules.

Weak

9
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PH formula

PH = -log[H+]

10
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PH and PoH formula

pH + pOH = 14

11
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POH formula

pOH = -log[OH+]

12
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Titration

Finding a concentration by reacting a known volume of that solution with a solution of known concentration.