Question 18 State the number of atoms present in each of the following chemical Species (a) CO2−3 (b) PO3−4 (c) P2O5 (d) CO
How many atoms are present in the following? [5 MARKS] 1. H2O2 2. H3PO4 3. CO2−3 4. C12H22O11 5. H2SO4