How many atoms total are in one moleclue?

Answer 1

A molecule is a combination of atoms. To know how many atoms are in one molecule, you have to find out what atoms are in the molecule.

Answer 2

The number of atoms in a molecule depends on its formula. The definition of a mole is approximately 6.022 x 10^23 entities (like atoms or molecules). For example, a molecule of water (H2O) contains 3 atoms - 2 hydrogen and 1 oxygen.