What is the molar concentration of the NaOH solution? EASY 10 POINTS!?

Oxalic acid H2C2O4*2H20 (molar m = 126.07 g/mol) is often used as a primary standard for the standardization of a NaOH solution. If 0.147 g of oxalic acid dihydrate is neutralized by 23.64 mL of a NaOH solution, what is the molar concentration of the NaOH solution? Oxalic acid is the diprotic acid. (Hint: what is the balanced equation?)