January 2020 NY Regents Chemistry Exam
41 The table below shows the volume and 44 temperature of four different gas samples at 100. kPa.

Which two gas samples contain equal numbers of atoms? (1) helium and neon
(2) helium and argon
(3) neon and argon
(4) neon and krypton
Solution: The two gases with the same volume, pressure and temperature will have the number of atoms.
Answer: 2
Prepare for the Chemistry Regents Exam: HERE
Contact us for chemistry tutoring: HERE