A compound with a molar absorptivity of is present at a concentration of

CHEMISTRY · Single correct · AP · Chemistry · Properties of Substances and Mixtures · Properties of Substances and Mixtures

Problem

A compound with a molar absorptivity of

2.5\times10^{4}\,\text{M}^{-1}\,\text{cm}^{-1}

is present at a concentration of

4.0\times10^{-5}\,\text{M}

. What absorbance would be recorded if the sample is measured in a 0.200 cm microcuvette? (a) 1.0 (b) 0.20 (c) 0.087 (d) 5.0