Question #d85f5

1 Answer
Jun 28, 2017

The difference is the types of particles and the mass of the particles.

Explanation:

Both one mole of hydrogen atoms and one mole of hydrogen molecules have the same number of particles.

The particles of hydrogen atoms has only a mass of 1 gram per mole.
The particles of hydrogen are unstable ions.

The particles of hydrogen molecules have a mass of 2 grams per mole. The particles of hydrogen molecules are more stable chemically.