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Chemistry

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to determine the concentration (c) of a substance, the absorbance (A) range that produces the
maximum precision lies between 0.20 and 0.80. Suppose the molar absorptivity coefficient (E)
of a substance was found to be 7769 M cm. Using a cuvette with a 1 cm path length (!), what
range of concentrations will produce an absorbance between 0.20 and 0.80?

Answer :

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