9. 設
【Ivan Lia】評論
HI ⇄ (1/2)H2+(1/2)I2 K=K2 ×22HI ⇄ H2+I2 K=K22 ×(-1)H2+I2 ⇄ 2HI K=K2-2=K1 ,K2=K1-(1/2)