Question

0.10 mM KMnO4 has an absorbance maximum of 0.26 at 525 nm in a 1.000-cm cell. Find the molar absorptivity and the concentration of a solution whose absorbance is 0.52 at 525 nm in the same cell.

A.

2.6 M-1 cm-1, 0.20 mM

B.

2,600 M-1 cm-1, 0.20 mM

C.

2,600 M-1 cm-1, 0.05 mM

D. Not Enough Information