I would say that you would need 12 to have it be equal for this reaction to happen. I hope that this helped. :)
<span>1.23x10^24 atoms/6.022x10^23 atom/mol = 2.04 mol H20 </span>
The diagram below shows three types of earthquake waves, labeled A, B, and C at different time intervals. The statement that is correct about the three waves is <span>Wave A and Wave B are absorbed by liquid medium. The answer is letter B.</span>
··hydrogen peroxide if its wrong sorry i didnt pay atention much but i do remember the elemants being hydrogen peroxide and oxygen and copper so ya ω