# Chemistry: Molarity and Solutions

We have 14 ready-to-use problem sets on the topic of Molarity and Solutions. These problem sets focus on the use of the concept of concentration (most specifically molarity) in the analysis of situations involving solution formation, dilution, and solution stoichiometry. Problems will range from the very easy plug-and-chug to the more difficult analysis of reactions involving solutions.

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Problem Set MS1:  Solubility Curves 1
Use a solubility curve for a variety of solutes dissolving in water at varying temperatures to answer questions pertaining to unsaturated, saturated and supersaturated solutions. Includes 5 multi-part problems.

Problem Set MS2:  Solubility Curves 2
Use a solubility curve for three fictional solutes dissolving in water at varying temperatures to answer questions pertaining to unsaturated, saturated and supersaturated solutions. Includes 5 multi-part problems.

Problem Set MS3:  Concentration – Mass Percent
Use mass, moles, volume, and density information about a solute to perform calculations related to the mass percent of that solute in aqueous solutions. Includes 6 problems.

Problem Set MS4:  Concentration – Introduction to Molarity
Use the concept of molarity to relate the number of moles of solute, the volume of solution, and the molarity of the solute. Numbers are gentle numbers.  Includes 5 multi-part problems.

Problem Set MS5: Molarity Calculations 1
Relate the mass of solute, the number of moles of solute, and the volume of solution to the molarity of the solution. Includes 4 multi-part problems.

Problem Set MS6:  Molarity Calculations 2
Use information about mass of solute, the number of moles of solute, and the volume of solution to calculate the molar concentration. Includes 6 problems.

Problem Set MS7: Molarity Calculations 3
Perform calculations relating the mass of solute, the number of moles of solute, the volume of solution, and the molar concentration. Includes 6 problems.

Problem Set MS8: Ion Concentrations 1
Use information about the concentration for an ionic solute to determine the concentration of its dissociated ions in solution.  In most cases, the dissociation equation is provided. Includes 6 problems.

Problem Set MS9: Ion Concentrations 2
Use information about the molarity of an ionic solute (e.g., mass of solute, moles of solute, and volume of solution) to determine the concentration of its dissociated ions in solution. Includes 7 problems.

Problem Set MS10: Dilution Problems 1
Analyze a situation involving the dilution of a solution in order to relate the number of moles, the volume and the molarity of the initial and the diluted solution. Most problems are scaffolded. Includes 6 problems.

Problem Set MS11: Dilution Problems 2
Relate the number of moles, the volume and the molarity of the initial and the diluted solutions for a dilution problem. Includes 6 problems.

Problem Set MS12: Solution Stoichiometry 1
Apply stoichiometric principles to reactions between two aqueous-state reactions to relate the volumes and molarities of the reactants to the mass of product. Includes 6 problems.

Problem Set MS13: Solution Stoichiometry 2
Apply stoichiometric principles to reactions between two aqueous-state reactants to relate the volumes and molarities of the reactants to the mass of product.  The net ionic reaction is given. All problems are limiting reactant problems; there is significant scaffolding for each problem. Includes 4 problems.

Problem Set MS14: Solution Stoichiometry 3
Apply stoichiometric principles to reactions between two aqueous-state reactants to relate the volumes and molarities of the reactants to the mass of product.  A balanced reaction is not included and there is no scaffolding. Includes 4 problems.