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Part A The pH at the equivalence point is above 7.00 for the weak acid titration

ID: 951205 • Letter: P

Question

Part A The pH at the equivalence point is above 7.00 for the weak acid titration. Describe the reasons why this statement is true. Match the words in the left column to the appropriate blanks in the sentences on the right.

Make sentence complete. The conjugate..........of the weak acid is the..........species in solution at the equivalence point, and this conjugate...... reacts with water to produce....... Therefore, the pH at the equivalence point for a weak acid/strong base titration is........than 7.00.

majority

greater

lower

base

acid

H+

OH

minority

Explanation / Answer

The conjugate..base...of the weak acid is the..majority........species in solution at the equivalence point, and this conjugate..base.... reacts with water to produce...OH.... Therefore, the pH at the equivalence point for a weak acid/strong base titration is..greater......than 7.00