A student is given 2500 g of sodium lactatenac3h5o3 and a, Ask an Expert

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A student is given 250.0 g of sodium lactate,NaC3H5O3, and a bottle of lacticacid marked "73.0% by mass HC3H5O3, density=1.20 g/mL." How many millimeters of 73.0% lactic acid should the student add to the sodium lactate to produce a buffer with a pH of 4.50?

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