Prepare a 100mL of a 0.050M buffer solution using trisodium phosphate/ phosphoric acid (pKa = 12.375) at pH 12.2. how much volume of 1M HCl or 1M NaOH is needed to adjust the pH

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Answer 1

Answer #1

Moles tisodin phopht needed (0-100LX 0, 0 S mal )= 0.005 md rnua nmoan 0.8197 9- eyuation CPO 0.668 CH 0C0 HOV moles - 0-003

Comment in case of any doubt.

Answer 2

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