Problem 5.79 Propane Tank A 5.00 m³ tank is charged with 75.0 kg of propane gas at 25.0°C. Use the ideal-gas equation of state to estimate the pressure in the tank. atm Use the SRK equation of state to estimate the pressure in the tank. atm. What is the percent deviation of the ideal-gas estimate from the SRK estimate? % Reference Materials