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14. Solutions

Solutions: Mass Percent

14. Solutions

Solutions: Mass Percent

Multiple Choice
What is the mass percent of concentrated aqueous HCl (11.8 M)? The solution has a density of 0.909 g/mL.
Multiple Choice
An aqueous LiNO₂ solution is made using 90.3 g LiNO₂ and diluting it to a total volume of 1.72 L. If the density of the solution is 1.20 g/mL, what is the mass percent of the solution?
Multiple Choice
What mass of KBr is present in 25.0 g of a 14.2% (m/m) KBr solution?
Multiple Choice
What is the mass percent concentration of sugar in a solution if 150 grams of sugar is dissolved in 850 grams of water?
Multiple Choice
Calculate the amount of water (in kilograms) that must be added to 12.0 g of urea, (NH₂)₂CO, in the preparation of a 18.3 percent by mass solution. The molar mass of urea, (NH₂)₂CO, is 60.055 g/mol.
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Multiple Choice
A solution was prepared by dissolving 51.0 g of KBr in 310 mL of water. Calculate the mass percent of KBr in the solution.
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Multiple Choice
A mass of 0.630 g of NaCl is dissolved in 525 g of water. Calculate the concentration of the salt solution in percent by mass.
Multiple Choice
Determine the percent sulfuric acid by mass of a 1.37 m aqueous solution of H₂SO₄.