If there is 5.0 g of CO2 gas in a 10.0 L cylinder at 25˚C, what is the gas pressure within the cylinder?
PV=nRT
P=?
V= 10.0L
T=273+25=298K
R=8.3145
P×10=5.044×8.3145×298P×10=\frac{5.0}{44}×8.3145×298P×10=445.0×8.3145×298
P×10=281.56P×10=281.56P×10=281.56
P=28.156PaP=28.156PaP=28.156Pa
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