At 580 nm, which is the wavelength of its maximum
absorption, the complex Fe(SCN)21 has a molar absorptivity of 7.00 103
L cm-1 mol -1 . Calculate
(a) the absorbance of a 4.47 10-5
M solution of the complex at 580 nm in a 1.00-cm cell.
(b) the absorbance of a solution in a 2.50-cm cell in which
the concentration of the complex is one half that in (a).
(c) the percent transmittance of the solutions described in
(a) and (b).
(d) the absorbance of a solution that has half the
transmittance of that described in (a).