已知H2(g)+I2(g)=2HI(g),△rHθm=-25.9kJ·mol-1。若反应写成2HI(g)=H2(g)+I2(g),则△rHθm=kJ·mol-1。若反应写成1/2H2(g)+1/2I2(g)=HI(g),则△rHθm=kJ·mol-1。


已知H2(g)+I2(g)=2HI(g),△rHθm=-25.9kJ·mol-1。若反应写成2HI(g)=H2(g)+I2(g),则△rHθm=kJ·mol-1。若反应写成1/2H2(g)+1/2I2(g)=HI(g),则△rHθm=kJ·mol-1。

正确答案:25.9;-12.95


Tag: 时间:2022-04-05 16:25:42