Molality and molarity practice problems
[DOC File]Molarity Notes – H
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Molarity Notes – H. Chemistry Name _____ Reference the text pp. 418-421 of our text (omit Molality). Sample problems A, B and C are appropriate for our class as well as the practice problems at the bottom of p. 421. Molarity. means moles of solute dissolved per liter of solution = …
[DOC File]Molarity Practice Worksheet
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Molarity and Molality Practice Worksheet. Find the molarity of the following solutions: 1) 0.5 moles of sodium chloride is dissolved to make 0.05 liters of solution. 2) 0.5 grams of sodium chloride is dissolved to make 0.05 liters of solution. 3) 734 grams of lithium sulfate are dissolved to make 2500 mL of solution.
[DOC File]SOLUTIONS
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5. 2.5 g MOLARITY PRACTICE PROBLEMS. SOLID. 1. Determine the molarity of a solution prepared by dissolving 45.0g of CaCl2 in 450mL of water. 2. What mass of sodium nitrate must be added to 750mL of water in order to prepare a 0.55M solution? Rewrite 0.55M as: _____ 3. What volume of 3.2M saline solution can be made using 2.0moles of salt?
[DOC File]Molality Worksheet - Wisconsin Lutheran High School
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What is the molality of a solution that contains 63.0 g HNO3 in 0.500 kg H2O? What is the molality of a solution that contains .500 mol HC2H3O2 in 0.125 kg H2O? What mass of water is required to dissolve 100. g NaCl to prepare a 1.50 m solution? What mass of water must be used to dissolve 0.500 kg C2H5OH to prepare a 3.00 m solution?
[DOC File]Name:
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Molarity. Percent solutions – (volume/volume) and (mass/volume) Molality. Mole Fraction. Practice Problems: Show how each of the following strong electrolytes “breaks up” into its component ions upon dissolving in water. NaBr ( Na+ + Br-MgCl2 ( Mg2+ + 2 Cl-Al(NO3)3( Al3+ + 3 NO3-
[DOC File]Molality Worksheet 13
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Molality Worksheet. Complete the following questions and problems relating to molality. 1) Write the equation for molality: M= moles solute/ kg of solvent. 2) Write the equation for molarity: M=moles solute/ L of solution. 3) Explain in words how molality and molarity differ. M=moles/L of solution (total volume) M=moles/kg of solvent
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