Suppose $\_\_\_\_\_\_\_$ g of Mg is placed in a flask with $\_\_\_\_\_\_$ g of vinegar, which contains $5\mathrm{.}00\%$ HC$2$H$3$O$2.$ The following reaction occurs: A$)$ Which reactant is in excess? B$)$ Which is the limiting reagent? C$)$ How many grams of the reactant in excess will remain at the end of the reaction