Question

formula of atoms and molecules class 9​

Answer 1

Answer:

there is no formula .

there is mole

Answer 2

Answer:

Molecular formulae indicate the simple numbers of each type of atom in a molecule, with no information on structure. For example, the empirical formula for glucose is CH2O (twice as many hydrogen atoms as carbon and oxygen), while its molecular formula is C6H12O6 (12 hydrogen atoms, six carbon and oxygen atoms).