Use subscripts to represent the number of each type of atom or ion in a molecule.

The elemental mass percent composition of malonic acid is 34.63% C, 3.87% H, and 61.50% O.

What is the empirical formula of a compound that is 40% sulfur and 60% oxygen by weight?

What is the empirical formula of a compound that contains 29% Na, 41% S, and 30% O by mass?

What is the empirical formula for a compound that is 43.6% phosphorus and 56.4% oxygen?

Give the empirical formula of each of the following compounds if a sample contains b.11.66 g iron and 5.01 g oxygen

Give the empirical formula of each of the following compounds if a sample contains a.0.0130 mol C, 0.0390 mol H, and 0.0065 mol O