Introductory Chemistry For Today
8th Edition
ISBN: 9781285644561
Author: Seager
Publisher: Cengage
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The label on a bottle of vinegar says it contains 5.002% acetic acid, CH3COOH. The bottle contains 240.0 mL of vinegar. How many grams of acetic acid are in the bottle?
Density of an aqueous solution of nitric acid is 1.43 g/mL. If this solutioin contained 36.0% nitric acid by mass, what volume of solution would be needed to supply 1.50 mmol of nitric acid?
A chemist prepares a solution of zinc oxalate (ZnC,0,) by measuring out 0.0034 µmol of zinc oxalate into a 500. mL volumetric flask and filling the flask to
the mark with water.
Calculate the concentration in umolL of the chemist's zinc oxalate solution. Be sure your answer has the correct number of significant digits.
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