Lead(II) iodide has at 25 °C

CHEMISTRY · Subjective · AP · Chemistry · Equilibrium · Equilibrium

Problem

Lead(II) iodide has

K_{sp}=8.7\times10^{-9}

at 25 °C. Calculate the molar solubility of

PbI_2

in a

0.0010\,\text{M}\;I^-

solution. Express your answer in scientific notation with two significant figures.