Chapter13.PracticeQuestions.tst-TestGen

Chapter13.PracticeQuestions.tst-TestGen - Chapter 13...

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Chapter 13 MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question 1) The process of solute particles being surrounded by solvent particles is known as __________. A) dehydration B) agglutination C) solvation D) agglomeration E) salutation 1) 2) Pairs of liquids that will mix in all proportions are called __________ liquids. A) saturated B) miscible C) supersaturated D) unsaturated E) polar liquids 2) 3) The solubility of oxygen gas in water at 25 °C and 1.0 atm pressure of oxygen is 0.041 g/L. The solubility of oxygen in water at 3.0 atm and 25 °C is __________ g/L. A) 0.014 B) 0.12 C) 0.041 D) 3.0 E) 0.31 3) 4) The solubility of nitrogen gas in water at 25 °C and a nitrogen pressure of 1.0 atm is 6.9 × 10 - 4 M. The solubility of nitrogen in water at a nitrogen pressure of 0.80 atm is __________ M. A) 5.5 × 10 - 4 B) 0.80 C) 1.2 × 10 3 D) 3.7 × 10 - 3 E) 8.6 × 10 - 4 4) 5) The solubility of Ar in water at 25 °C is 1.6 × 10 - 3 M when the pressure of the Ar above the solution is 1.0 atm. The solubility of Ar at a pressure of 2.5 atm is __________ M. A) 6.4 × 10 - 4 B) 4.0 × 10 - 3 C) 7.5 × 10 - 2 D) 1.6 × 10 3 E) 1.6 × 10 - 3 5) 6) On a clear day at sea level, with a temperature of 25 °C, the partial pressure of N 2 in air is 0.78 atm and the concentration of nitrogen in water is 5.3 × 10 - 4 M. When the partial pressure of N 2 is __________ atm, the concentration in water is 1.1 × 10 - 3 M. A) 1.6 atm B) 1.0 atm C) 0.78 atm D) 2.1 atm E) 0.63 atm 6) 1
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7) Which one of the following vitamins is water soluble? A B K D E A) A B) B C) K D) D E) E 7) 8) A sample of potassium nitrate (49.0 g) is dissolved in 101 g of water at 100 °C, with precautions taken to avoid evaporation of any water. The solution is cooled to 30.0 °C and no precipitate is observed. This solution is __________. A) placated B) hydrated C) saturated D) supersaturated E) unsaturated 8) 9) A sample of potassium chlorate (15.0 g) is dissolved in 201 g of water at 70 °C, with precautions taken to avoid evaporation of any water. The solution is cooled to 30.0 °C and no precipitate is observed. This solution is __________. A) saturated B) supersaturated C) miscible D) hydrated E) unsaturated 9) 2
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10) A sample of potassium nitrate (49.0 g) is dissolved in 101 g of water at 100 °C, with precautions taken to avoid evaporation of any water. The solution is cooled to 30.0 °C and a small amount of precipitate is observed. This solution is __________. A) unsaturated
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This note was uploaded on 04/25/2010 for the course CHEM 204 taught by Professor Prof.k during the Spring '10 term at Bradley.

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Chapter13.PracticeQuestions.tst-TestGen - Chapter 13...

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