Question

The correct number of atoms of each element present in the formula Cu3(PO4) 2 is:

Answer 1

1) Write the formula

`Cu_3(PO_4)_2`

2) The subscripts show us the number of each atom in the formula. In this case, we also have to make sure to count the parenthesis subscript.

There are

3 Cu

2 P

8 O