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Consider the data in the Table below to answer the following question:
Acidities of Substituted Benzoic and Acetic Acids
pKas at 25°C
Y−C6H4COOH
Y
Y−CH2COOH
meta
para
H
4.75
4.19
4.19
CN
2.47
3.64
3.55
OCH3
3.57
4.09
4.46
The structure of the strongest acid in the table above is NC−CH2−COOH.
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