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The absorbances of solutions containing K2Cr2O2 in 005 M KOH were measured in a 10cm cell at 375 nm The following results were obtained Find the absorptivity of the chromate ion

The absorbances of solutions containing K2Cr2O2 in 0.05 M KOH were measured in a 1.0-cm cell at 375 nm. The following results were obtained:

Find the absorptivity of the chromate ion, CrO42- in L g-1 cm-1 and the molar absorptivity of chromate in L mol-1 cml-1 at 375 nm.

Jun 23 2020 View more View Less

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