Which of the following contains the GREATEST number of atoms of argon gas?
20.0 g of Ar
5.0 L of Ar at STP
6.02 x 10^23 atoms of Ar
0.75 moles of Ar

Which of the following contains the GREATEST number of atoms of argon gas 200 g of Ar 50 L of Ar at STP 602 x 1023 atoms of Ar 075 moles of Ar class=