Carl makes the table below to determine the number of What mistake did Carl make?
atoms of each element in the chemical formula
4Ca(CIO3)2.
He did not multiply the calcium atoms by the
subscript 2.
Element Calculation Total atoms
He did not add the coefficient 4 to the chlorine and
Calcium
oxygen atoms.
Chlorine
Oxygen
• He did not add the subscript 2 to the calcium atoms.
O He did not multiply the chlorine and oxygen atoms
by the coefficient 4.
n
I %
1 x 4
1 x 2
3 x 2
ON