One Mole of an Ideal Gas at 1 $\degree$ C Occupies 22

Multiple Choice

One mole of an ideal gas at 1.00 atm and 0.00 $\degree$ C occupies 22.4 L.How many molecules of an ideal gas are in one cm³ under these conditions?

A) 28.9
B) 22 400
C) 2.69 x 10¹⁹
D) 6.02 x 10²³