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a scientist wants to make a solution of tribasic sodium phosphate ,Na3PO4, for an experiment. how many grams of Na3PO4 will be...Asked by Lo
A scientist wants to make a solution of tribasic sodium phosphate, Na3PO4, for a laboratory experiment. How many grams of Na3PO4 will be needed to produce 550 mL of a solution that has a concentration of Na+ ions of 0.600 M ?
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Answered by
DrBob222
mols Na^+ needed = M x L = 0.600 x 0.550 = ?
mols Na3PO4 = ? mols Na^+ x (1 mol Na3PO4/3 mols Na^+) = ?
Then g Na3PO4 = mols x molar mass = ? g
mols Na3PO4 = ? mols Na^+ x (1 mol Na3PO4/3 mols Na^+) = ?
Then g Na3PO4 = mols x molar mass = ? g
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