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A student titrated 10.00mL aliquots of her unknown amino acid solution with standard 0.1521M NaOH and with 0.0986M HCl. Inflection points were determined in the graphs after 3.29mL of HCl and 18.61mL of NaOH were added. Calculate the concentration of the amino acid

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10(x)= MaVaMbVb
or
10x=.1521 *.0986 *3.29 *18.61

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