3 Zn(s) + 2 MoO3(s) ----------> Mo2O3(s) + 3 ZnO(s)
a)What mass of ZnO is formed when 20.0 grams of MoO3 is reacted with 10.0 grams of Zn?
b) Which is the limiting reactant?
c) How many grams of the reactant in excess will remain after the reaction is over?