Question

200 mL mixture of NaOH and Na2CO3 was first titrated with phenolpthalein and 17.5 mL of HCl with normality 0.10 N was required for end point. After this, methyl orange was added and 2.5 mL of same HCl was again required for next end point. Find out the amounts of NaOH and Na2CO3 in the mixture. A NaOH= 0.06 g; Na2CO3= 0.027 g B NaOH= 0.02 g; Na2CO3= 0.035 g C NaOH= 0.027 g; Na2CO3= 0.06 g D None of these

Answer 1

answer is a naoh =0 .006 g,