How Many of the Following Will Raise the PH of a Weak

question 9

Multiple Choice

How many of the following will raise the pH of a weak acid HA in aqueous solution?
I.addition of water
II.making a buffered solution by adding NaA(s)
III.addition of NaCl(s)
IV.addition of HNO₃
V.titrating with KOH

• A)1
• B)2
• C)3
• D)4
• E)5

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