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A colored substance Z has an absorption maximum at 350nm. A solution containing 2mg of Z per liter had an absorbance of 0.850 using a
A colored substance Z has an absorption maximum at 350nm. A solution containing 2mg of Z per liter had an absorbance of 0.850 using a 1-cm cuvette. The formula weight of Z is 148 . (i) Calculate the absorptivity of Z at 350nm; (ii) If another solution containing Z gave an absorbance of 0.450 . What is the concentration of Z in this sample in ppm
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Product And Process Design Principles Synthesis Analysis And Design
Authors: Warren D. Seider, J. D. Seader, Daniel R. Lewin, Soemantri Widagdo
3rd Edition
0470048956, 978-0470048955
