You wish to make 10.0L of phosphate buffer with a pH of 7.4 from NaH2PO4 (molecular weight, 119.98g/mol) and Na2HPO4 (molecular weight, 141.96 g/mol). How much of each (in grams) do you need?

Introductory Chemistry For Today
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Chapter9: Acids, Bases, And Salts
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Problem 9.121E
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You wish to make 10.0L of phosphate buffer with a pH of 7.4 from NaH2PO4 (molecular weight, 119.98g/mol) and Na2HPO4 (molecular weight, 141.96 g/mol). How much of each (in grams) do you need?

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