One of the uses of oxalic acid, (H2C2O4) is rust removal. It reacts with rust, (Fe2O3) according to the equation:
2Fe2O3(s) + 6H2C2O4(aq) —> 2Fe2(C2O4)3^3-(aq) + 3H2O(l) + 6H+(aq)
Calculate the number of grams of rust that can be removed by 5.00X10^2mL of a 0.100mol L-1 solution of oxalic acid.