Question

[Ans. 0.022 mol dm
An 0.03 mol dm-3 solution of a substance has an absorbance of 2.0 at 660
nm using a 1-cm cell. Calculate (a) the value of absorption coefficient, (b) the
value of III., and (c) the per cent absorption for an 0.015 mol dm solution in
the same cell.
[Ans. 66,7 mol' dm' cm-0.01, 90%]​

Answer 1

Explanation:

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