# How many oxygen atoms are there in one formula unit of copper(ll) phosphate?

May 17, 2017

$8$ $O$ atoms
$C {u}_{3} {\left(P {O}_{4}\right)}_{2}$
The total number of $O$ atoms in one formula unit of $C {u}_{3} {\left(P {O}_{4}\right)}_{2}$ is $4 \times 2 = \ast 8 \ast$ $O$ atoms.