6.9 cause argon is a proactive system that can be sick
Im not positive but i think it is When it is a gas?
So we know the number of moles of each compound. If we need to know the concentration we must know the number of moles that the compounds react with...
The answer is: D the box will NOT move or change. Hope this helps!
To find the neutrons you add the mass number and the atomic number for neutrons
Hope this helps
-Zayn Malik
