125.8 mL of 0.798 M sodium hydroxide is reacted with 7.80 g oxalic acid as shown in the reaction below.
H2C2O4(s) + 2 KOH(aq) ? K2C2O4(aq) + 2 H2O(l)
What mass of potassium oxalate is formed?
If 1.1 g of potassium oxalate are isolated in the laboratory, calculate the % yield.