Question

what is a chemical formula? a chemical formula is a symbolic representation of the types and number of atoms of each element present in a compound. a chemical formula is a set of atoms present in a compound.

Explanation:

A chemical formula uses symbols (like \(H_2O\) where \(H\) is hydrogen and \(O\) is oxygen) to show the types of elements (\(H\) and \(O\) here) and the number of atoms (2 hydrogen atoms and 1 oxygen atom in \(H_2O\)). It's not just a set of atoms but a symbolic way to represent them.

Answer:

A. A chemical formula is a symbolic representation of the types and number of atoms of each element present in a compound.