By titration it is found that 66.1 mL of 0.125 M NaOH(aq) is needed to neutralize 25.0 mL of HCl(aq). Calculate the concentration of the HCl solution.
2 answers
mLNaOH x M NaOH = mL HCl x M HCl
calculate the weight of oxalic acid required to neutralise 250 mL , 0.1 N KOH sollution?