4. Determine the molarity of each of the following solutions. a. 2.34 mol KCl in 2.300L of solution b. 0.56 g H2so, in 2 L of solution c. 20.45 g AI(NO5)a in 2000 ml of solution

Chemistry by OpenStax (2015-05-04)
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Chapter3: Composition Of Substances And Solutions
Section: Chapter Questions
Problem 48E: Determine the molarity of each of the following solutions: (a) 1.457 mol KCl in 1.500 L of solution...
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4. Determine the molarity of each of the following solutions.
a. 2.34 mol KCl in 2.300L of solution
b. 0.56 g H2SO, in 2 L of solution
c. 20.45 g AI(NOs)a in 2000 ml of solution
5. A saline solution with a mass of 233 g has 34.5 g NaCl dissolved in it. What is the mass
percent concentration of the solution?
6. Determine the percent by volume of solution made by combining 35 mL of ethanol with
enough water to produce 350 mL of the solution.
7. An aqueous solution has 0.0034 g of oxygen dissolved in 1000 g of water. Calculate the
dissolved oxygen concentration of this solution in parts per million.
Transcribed Image Text:4. Determine the molarity of each of the following solutions. a. 2.34 mol KCl in 2.300L of solution b. 0.56 g H2SO, in 2 L of solution c. 20.45 g AI(NOs)a in 2000 ml of solution 5. A saline solution with a mass of 233 g has 34.5 g NaCl dissolved in it. What is the mass percent concentration of the solution? 6. Determine the percent by volume of solution made by combining 35 mL of ethanol with enough water to produce 350 mL of the solution. 7. An aqueous solution has 0.0034 g of oxygen dissolved in 1000 g of water. Calculate the dissolved oxygen concentration of this solution in parts per million.
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