Calculate the pressure of 15.0 g of methane gas in a 1.50-L vessel at 45.0°C using: 

(a) The ideal gas law and

(b) The van der Waals equation using constants in Table 5.2.

Table 5.2

Transcribed Image Text:

Gas Ammonia, NH3 Argon, Ar Carbon dioxide, CO₂ Helium, He Hydrogen, H₂ Hydrogen fluoride, HF Methane, CH4 Nitrogen, N₂ Oxygen, O₂ Sulfur dioxide, SO₂ Water, H₂O a (atm L² mol-²) 4.170 1.345 3.592 0.034 0.2444 9.433 2.253 1.390 1.360 6.714 5.464 b (L mol-¹) 0.03707 0.03219 0.04267 0.0237 0.02661 0.0739 0.04278 0.03913 0.03183 0.05636 0.03049