50 mL of 0.1 M Na3PO4 was titrated with 50 mL of 0.2 M HCl. Find the p – InterviewSolution

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1.	50 mL of 0.1 M Na3PO4 was titrated with 50 mL of 0.2 M HCl. Find the pH of resulting mixture where PKa1,pKa2 and pKa3 of H3PO4 are 5, 8, 13:
Answer» $50 mL$ of $0.1 M N a_{3} P O_{4}$ was titrated with $50 mL$ of $0.2 M H C l$ . Find the $p H$ of resulting mixture where $P K_{a_{1}}, p K_{a_{2}}$ and $p K_{a_{3}}$ of $H_{3} P O_{4}$ are $5, 8, 13$ :

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