Amines, RNH2, react with picric acid to form amine picrate which absorbs strongly at 328 nm (ε = 17.15 L/mol.cm). A mass of 0.1825 g of the amine is dissolved in water and diluted to 100 mL. If this solution exhibits an absorbance of 0.336 at 328 nm using a 1.00 cm cell, what is the molar mass of the amine?

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