Which of the following statements are true? Select all that apply.
There are 6.02 * 10^23 sodium ions in one mole of sodium ions.
There are 6.02 * 10^23 atoms of carbon in one mole of carbon.
There are 6.02 * 10^23 molecules of ammonia in one mole of ammonia.
There are 6.02 * 10^23 protons in one mole of protons.