The molar mass of Ca (PO ) is 310.2 g mol

CHEMISTRY · Subjective · AP · Chemistry · Equilibrium · Equilibrium

Problem

The molar mass of Ca

_3

(PO

_4

)

_2

is 310.2 g mol

^{-1}

. If its solubility in water at 25 °C is found experimentally to be 6.5 × 10

^{-4}

g L

^{-1}

, calculate the value of

K_{sp}

for Ca

_3

(PO

_4

)

_2

at this temperature.