Solution of tribasic sodium phosphate
A scientist wants to make a solution of tribasic sodium phosphate, Na_3PO_4, for a laboratory experiment. How many grams of Na_3PO_4 will be needed to produce 525 mL of a solution that has a concentration of Na^+ ions of 1.20 M?
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Question: Commercial grade HCl solutions are 39% by mass with a density of 1.20 g/ml. What is the molality of the solution?
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