The number of atoms found in each element is equal to Avogadro's number which is equal to 6.022 x 1023 atoms per mole element.
1. potassium and iodine each contain 6.022 x 1023 atoms per mole element.2. there are 2 atoms of Na, hence there are 1.2044 x1024 atoms Na but still 6.022 x 1023 atoms per mole S3. 6.022 x 1023 atoms per mole Si and 1.2044 x1024 atoms O4. 1.2044 x1024 atoms H, 6.022 x 1023 atoms per mole C and 1.8066 x1024 O
