Temperature and Pressure Sample Gas T (K) P (atm)
N2 300 1.20
02 300 1.20
He 300 1.20
300 1.20
CO2
The table shows the temperature and pressure of five-liter samples of four different gases. Which two gas samples do not have the
same number of molecules?
A)
He and O2
B)
N, and 02
N, and CO2
D)
O, and CO2

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