Universal Gas Constant Measured data extrapolated to T 1 吧 zero pressure Volume per mole T 四 U=MU molecular T weight R卡 V2 T3 T p lim R R R= (kJ/kg-K) p→0 T M for all gases Universal gas constant =8.314kJ/kmol·K 上泽通大学 March 21,2018 5 SHANGHAI JIAO TONG UNIVERSITYMarch 21, 2018 5 Universal Gas Constant p1 , v1 p2 , v2 p3 , v3 T T T for all gases  Universal gas constant Volume per mole R R M  (kJ/kg·K) molecular weight