Acids And Bases Worksheet - Michalek, Unit 14 Page 6
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27AP Chemsitry--Michalek
6
Unit 14 Acids and Bases
14.3 The pH Scale
Read and outline 14.3
Define
pH Scale
What is the pH scale for acids, and bases?
Notes 14.3
Important equations
+
pH = -log [H
]
-
pOH = -log [OH
]
pH + pOH = 14
+
-
K
= [H
] [OH
]
w
-pH
+
10
= [H
]
-pOH
-
10
= [OH
]
Example:
+
-
pH
pOH
H
OH
A, B, N
9.34
-4
3.45 x 10
-11
9.43 x 10
2.39
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