Q.7. When M n O 2 (b meq) oxidises HCl (20 meq), M n O 2 is completely used. The excess HCl is titrated with 50 mL of 0.1 N NaOH solution leading to complete neutralisation. The value of b is Choose one: 5 10 15 20 Share with your friends Share 0 Decoder_6 answered this Dear student , MAY BE OPTION IS INCORRECT. Regards 0 View Full Answer