Three pounds of a perfect gas with R = 38 ft-lb/lb-R and K = 1.667 have 300 Btu of heat added during a reversible nonflow constant pressure change of state. The initial temperature is 100 degrees Fahrenheit. What is the change in enthalpy? * 300 BTU 320 BTU 120 BTU О 315 вTU

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Ideal Gas Law

Ideal gas law states that the product of pressure and volume of a gas directly varies with the product of the number of moles, the universal gas constant, and the temperature of the gas.