stoichiometry drill

5C2O42(aq)+2MnO4(aq)+16H(aq)10CO2(g)+2Mn2+(aq)+8m 1. Given 0.103g of oxalic acid dihydrate (H2C2O4.2H2O)(MM=126.028g/mol) a) How many moles of H2C2O4.2H2O are there? Answer: b) How many moles of C2O42 are there? Answer: c) How may moles of MnO4 are needed to completely react with 0.103g of oxalic acid dihydrate? Answer: d) How many moles of KMnO4 will contain answer in 1c ? Answer: e) If answer in 1d is present in 17.38mL of KMnO4 solution, what is the molarity ( mol/L ) of this solution