See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

   3 2 3 3 PCl 3H O H PO 3HCl Number of moles required to neutralize 1 mole of  3 3 H PO 2 Number of moles NaOH required to neutralize 3 moles of HCl = 3 Total mole of NaOH required = 2 + 3 = 5