poly-vinyl chloride
Because as a rule only a chemical compound has a chemical formula; a mixture contain two or many componds and each compound has a different chemical formula.
the difference is that the formula does not have the same categories as the chemical compound does
The chemical formula of a compound states the number and types of atoms in each molecule of a compound.
The chemical formula is representative for the chemical composition of a compound.
Kieselguhr is a rock not a chemical compound with a chemical formula.
Organic formula is a formula that shows an organic compound and its molecular arrangement.
The chemical formula of a compound does not indicate the way that elements are joined in the compound. Chemical formulas tell you the identity of the elements in the compound and the relative proportions of the elements.
C7H14O is the formula for the compound.
This is the chemical formula (empirical formula) or the formula unit of this compound.
Sodium chloride is a compound; a compound has a chemical formula (or a formula unit) not a chemical equation. The formula unit of sodium chloride is NaCl.
LiHSO4 is the chemical formula for this compound.
Er... What chemical formula?