Write the number of atoms of elementsin the compound
a. 2CaO b. 5H2O c. CuSO4 d. H2SO4 e. 3O2
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a. Ca- 2 atoms
O- 2 atoms
b. H- 10 atoms
O- 5 atoms
c. Cu- 1 atom
S- 1 atom
O- 4 atoms
d. H- 2 atoms
S - 1 atom
O - 4 atoms
e. O- 6 atoms
Note the formulae if needed
H-Hydrogen
CA-Calcium
O- Oxygen
Cu - Copper (Cuprum)
S-Sulphur
O- 2 atoms
b. H- 10 atoms
O- 5 atoms
c. Cu- 1 atom
S- 1 atom
O- 4 atoms
d. H- 2 atoms
S - 1 atom
O - 4 atoms
e. O- 6 atoms
Note the formulae if needed
H-Hydrogen
CA-Calcium
O- Oxygen
Cu - Copper (Cuprum)
S-Sulphur
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