if one mole is 6.022*10²³, then 6.41 moles are: 6.41*6.022*10²³*2=2*3.86*10²⁴=7.72E24 (atoms).
PS/ Formula of Br is Br₂.
No because some are more acidic then others take apple juice and orange juice for instance. Apple juice isn't thick and is see through unlike orange juice which is cloudy and sometimes has pulp which both would back the densities different but grape juice is more dense then all if you were to pul grape juice apple juice and orang juice in a bottle it would separate and the grape would stay at the bottom them orange finishing with apple
Well, simply put,
There is no Hydrogen Chloride being produced from this reaction, but instead it's Ammonium Chloride.
2: Cl2 3: O6 4: N5 5:F7 6: O6C4
(2) Growing popularity of radio and motion pictures