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Question
Lemon juice has a pH of 2, what is the concentration of H+ ions?
Sum
Solution
pH = – log [H+]
[H+] = antilog of [-pH]
= antilog [-2]
[H+] = 10-2 M
[OR]
PH = – log [H+]
[H+] = 10-pH
[H+] = 10-2M
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Ionic Product of Water
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Chapter 10: Types of Chemical Reactions - Evaluation [Page 154]
