For the assumed reaction X2 + 2Y2--------> 2XY2, write the rate equation in terms of rate of disappearanc e of Y2. (1 mark) Share with your friends Share 5 Sonal Sakhuja answered this r= -1/2d[Y2]/dt = -d[X2]/dt = 1/2d[XY2]/dt 18 View Full Answer Jayakrishnan answered this The rate equation in terms of rate of disappearance of Y2 is given by, r = 1/2 delta[Y2]/delta t ie, 1/2 d[Y2]/dt 5