key4(1) - Chemistry 1251 Test IV MULTIPLE CHOICE 1. Which...

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Chemistry 1251 Test IV MULTIPLE CHOICE 1. Which of the following would not be expected to dissolve in water? a. NH 3 b. CH 4 c. NaCl d. CH 3 OH 2. If more solvent is added to a saturated solution in equilibrium with undissolved solute, a. solute precipitates b. a supersaturated solution is formed c. more solute dissolves d. the solution becomes more concentrated 3. A 5.0 L solution which contains 0.50 mole of solute is a. 2.5 M b. 0.10 M c. 0.01 M d. 0.25 M 4. What is the percent-by-mass of a solution made by adding 56 g of KOH to 944 mL of water? a. 1.0% b. 5.6% c. 5.9% d. 17% 5. How many particles does each formula unit of CaCl 2 give in solution? a. 1 b. 3 c. 4 d. 2 6. Acids are best described as a. proton acceptors b. electron donors c. proton donors d. bitter tasting 7. Litmus changes color from blue to red in lime juice. Therefore, lime juice is a. salt b. acidic c. neutral d. basic 8. The ion responsible for the properties of aqueous acids is a. Cl - b. H + (aq) c. OH - d. SO 4 2- 9. Which of the following is a weak acid in aqueous solution? a.
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This note was uploaded on 11/16/2011 for the course CHEM 1151k taught by Professor Staff during the Fall '08 term at Valdosta State University .

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key4(1) - Chemistry 1251 Test IV MULTIPLE CHOICE 1. Which...

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