Question

V
sodium
5. What is a molecular formula? Explain its
significance using potassium nitrate as an
example.

Answer 1

A chemical formula is a way of presenting information about the chemical proportions of atoms that constitute a particular chemical compound or molecule, using chemical element symbols, numbers, and sometimes also other symbols, such as parentheses, dashes, brackets, commas and plus and minus signs. 

Potassium nitrate is a chemical compound with the chemical formula KNO3. It is an ionic salt of potassium ions K+ and nitrate ions NO3−, and is therefore an alkali metal nitrate. It occurs in nature as a mineral, niter

Answer 2

Explanation:

molecular formula is a representation of an element or compound using the symbols of the element present and the number of atoms each of the element in a molecule.