How many moles of Ar atoms are there in 202 L of Ar gas at STP? A) 1.20 x 1024 mol B) 1.11 x 10-1 mol C) 4.52 x 103 mol D) 9.02 mol E) 1.79 mol a
1.20 x 1024 moles

b
9.02 mol
c
1.11 x 10-1 mol

d
4.52 x 103 mol