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This 1 page Class Notes was uploaded by Courtney Williams on Thursday April 21, 2016. The Class Notes belongs to 1160 at East Carolina University taught by Dr. Rosa Bell in Spring 2016. Since its upload, it has received 4 views. For similar materials see General Chemistry II in Chemistry at East Carolina University.
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Date Created: 04/21/16
1. In a solution, the solvent is _________. A. the substance being dissolved B. always a liquid C. always water D. the substance present in the greatest amount 2. The solubility rule “like dissolves like” refers to the fact that ______. A. nonpolar solvents tend to dissolve ionic solutes B. polar solvents tend to dissolve nonpolar solutes C. polar solvents tend to dissolve polar solutes D. solvents tend to dissolve solutes with similar molar masses 3. What is the main type of intermolecular force involved in the formation of aqueous solutions of ionic compounds? A. London dispersion forces B. Dipole-dipole forces C. Hydrogen bonding D. Ion-dipole forces 4. Which of the following statements about the factors that affect solubility is CORRECT? A. Increased pressure decreases the solubility of gases in a solvent. B. All solids are more soluble at higher temperatures. C. The solubility of solids in a liquid is greatly affected by pressure. D. Increased temperature decreases the solubility of a gas in water. 5. Which of the following is the defining expression for the molality concentration unit? A. moles of solute / kg of solvent B. moles of solute / kg of solution C. grams of solute / kg of solvent D. moles of solute / liter of solution
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