Atom is a smallest building block
There are 20 atoms and there are 6 Carbon atoms, 8 Hydrogen atoms, 6 Oxygen atoms.
there is no relationship of what atoms mix with what atoms
Atoms combine with other atoms to form compound. It makes the atoms stable.
There are 33 atoms in that molecular formula. C13H18O2 (the molecular formula for Ibuprofen) has 13 carbon atoms, 18 hydrogen atoms, and 2 oxygen atoms.
Fe3O4 has a total of 7 atoms, with 3 iron atoms (Fe) and 4 oxygen atoms (O).
There are a total of 13 atoms in 3CaCl2: 3 calcium atoms and 6 chlorine atoms.
P2O5 2 atoms of phosphorous 5 atoms of oxygen ------------------------------+ 7 atoms altogether
2 aluminum atoms 4 sulphur atoms 4 oxygen atoms
Atoms which can be further classified as protons, electrons and neutrons.
The molecular formula of pyruvic acid is C3H4O3, which means it has 3 atoms of Carbon, 4 atoms of Hydrogen and 3 atoms of Oxygen. 10 atoms in total.
There are 23 atoms in NH4 2SO4: 2 nitrogen atoms, 8 hydrogen atoms, 1 sulfur atom, and 4 oxygen atoms.
In 3H3PO4, there are 3 hydrogen atoms, 3 phosphorus atoms, 12 oxygen atoms, and 4 additional hydrogen atoms for a total of 19 atoms.