How many molecules are in 2g of O2?

That means that the number of O2 molecules present in 2g of O2 is equal to 0.0625*NA. That's 3.76375*10^22. That is a lot of molecules. And we have not even reached the atomic level

what does the table look like

colorless gas, exhibiting a blue glow when placed in an electric field

b) solid

its a type of rock