Complex formation by 3-aminopyridine and picric acid in chloroform solution gives a yellow product with an absorbance
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Complex formation by 3-aminopyridine and picric acid in chloroform solution gives a yellow product with an absorbance maximum at 400 nm. Neither starting material absorbs significantly at this wavelength. Stock solutions containing 1.00 × 10-4 M of each compound were mixed as indicated, and the absorbances of the mixtures were recorded. Prepare a graph of absorbance versus mole fraction of 3-aminopyridine and find the stoichiometry of the complex.
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The mole fraction of 3aminopyridine can be calculated as follows Mole fraction of 3a...View the full answer
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