Two moles of SO2 means 1.204x10^24 molecules, since there are 3 atoms in one molecule, multiply 1.204 x10^24 by 3 and you get 3.612x10^24.
The metal car airodinamics with body style and weight increased speed
[Ar] 3d10 4s2 4p5 is the electron configuration of bromine
