Question: To simulate blood conditions, a phosphate buffer system with a pH = 7.40 is desired. What mass of Na 2 HPO 4 must be added

To simulate blood conditions, a phosphate buffer system with a pH = 7.40 is desired. What mass of Na₂HPO₄ must be added to 0.500 L of 0.10 m NaH₂PO₄(aq) to prepare such a buffer?

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