Properties (cont.) Extensive properties: if its value for an overall system is the sum of its values for the parts into which the system is divided. 。Eg,Mass,volume,energy.… m 。F(time) V T Intensive Properties: P ●not additive (Independent property) independent of the size or extent of a system moment ·F(time,place) 2m Extensive Any convenient way to determine if a V V properties T property is intensive or extensive? T P P Intensive all molar and specific properties are intensive ?? YES properties 上游充通大 February 28,2019 14 SHANGHAI JLAO TONG UNIVERSITYFebruary 28, 2019 14 Properties (cont.) Extensive properties: • if its value for an overall system is the sum of its values for the parts into which the system is divided. • Eg., Mass, volume, energy… • F(time) Intensive Properties: • not additive • independent of the size or extent of a system moment • F(time, place) (Independent property) Any convenient way to determine if a property is intensive or extensive? all molar and specific properties are intensive ??? YES