Please help me with this titration question of oxalic acid and NaOH:
47. 3.15 g oxalic acid [(COOH)2xH2O] was dissolved to make 500 mL solution. On titration, 33.36 mL of this solution were neutralised by 50 mL N /15 NaOH. The value of X will be
a. 3 b. 2
c. 1 d. 4
