When 10 mL of an aqueous solution of ions was titrated in the presence of dil using diphenylamine indicator, 15 mL of 0.02 M solution of was required to get the end point. The molarity of the solut

Question

When 10 mL of an aqueous solution of  ions was titrated in the presence of dil  using diphenylamine indicator, 15 mL of 0.02 M solution of  was required to get the end point. The molarity of the solution containing  ions is  M. The value of  is . (Nearest integer)

Canvas Classes · Accepted Answer

Step 1 — Balanced reaction:

Step 2 — Moles of :

Step 3 — Moles of  (ratio 1:6):

Step 4 — Molarity of :

Answer: 18

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