Question 10 (2 points) At the tie line temperature connecting points m and n and an initial composition of b in the phase diagram below, the weight fraction of a is given by the lever rule as: Temperature a L+a ni (a-b)/(b-e) (b-m)/(n-m) (n-b)/(n-m) (n-m)/(n-b) (b-e)/(a-b) a n L+B + Wt.% B B