{"id":4818,"date":"2015-08-21T20:23:42","date_gmt":"2015-08-21T20:23:42","guid":{"rendered":"https:\/\/courses.candelalearning.com\/chemistryformajorsxmaster\/?post_type=chapter&p=4818"},"modified":"2016-10-27T15:51:37","modified_gmt":"2016-10-27T15:51:37","slug":"assignment-chemical-reactions-in-aqueous-solution","status":"publish","type":"chapter","link":"https:\/\/courses.lumenlearning.com\/suny-chem-atoms-first\/chapter\/assignment-chemical-reactions-in-aqueous-solution\/","title":{"raw":"Assignment\u2014Chemical Reactions in Aqueous Solution","rendered":"Assignment\u2014Chemical Reactions in Aqueous Solution"},"content":{"raw":"To download a copy of the assignment, please click on the link Sample Questions<\/a>. (Question 17 in the PDF has an error; see question 17 below.)\r\n\r\nAs you work these matter and measurement problems, consider and explain:\r\n
    \r\n \t
  1. What type of question is it?<\/li>\r\n \t
  2. How do you know what type of question it is?<\/li>\r\n \t
  3. What information are you looking for?<\/li>\r\n \t
  4. What information do they give?<\/li>\r\n \t
  5. How will you go about solving this?<\/li>\r\n \t
  6. Show how to solve the problem.<\/li>\r\n \t
  7. Be able to answer for a different reaction, number, set of conditions, etc.<\/li>\r\n<\/ol>\r\n

    Sample Questions<\/h2>\r\n
      \r\n \t
    1. Consider two organic molecules, ethanol and benzene. One dissolves in water and the other does not. Why?\r\n
        \r\n \t
      1. They have different molar masses.<\/li>\r\n \t
      2. One is ionic, the other is not.<\/li>\r\n \t
      3. One is an electrolyte, the other is not.<\/li>\r\n \t
      4. Ethanol contains a polar O\u2013H bond, and benzene does not.<\/li>\r\n \t
      5. Two of these are correct.<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
      6. Which of the following is a strong acid?\r\n
          \r\n \t
        1. HF<\/li>\r\n \t
        2. KOH<\/li>\r\n \t
        3. HClO4<\/sub><\/li>\r\n \t
        4. HClO<\/li>\r\n \t
        5. HBrO<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
        6. Which of the following is not<\/em> a strong base?\r\n
            \r\n \t
          1. Ca(OH)2<\/sub><\/li>\r\n \t
          2. KOH<\/li>\r\n \t
          3. NH3<\/sub><\/li>\r\n \t
          4. LiOH<\/li>\r\n \t
          5. Sr(OH)2<\/sub><\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
          6. 1.00 mL of a 2.90 \u00d7 10\u20134<\/sup>M<\/em> solution of oleic acid is diluted with 9.00 mL of petroleum ether, forming solution A. Then 2.00 mL of solution A is diluted with 8.00 mL of petroleum ether, forming solution B. What is the concentration of solution B?\r\n
              \r\n \t
            1. 2.90 \u00d7 10\u20136<\/sup>M<\/em><\/li>\r\n \t
            2. 8.06 \u00d7 10\u20136<\/sup>M<\/em><\/li>\r\n \t
            3. 5.80 \u00d7 10\u20135<\/sup>M<\/em><\/li>\r\n \t
            4. 6.44 \u00d7 10\u20135<\/sup>M<\/em><\/li>\r\n \t
            5. 5.80 \u00d7 10\u20136<\/sup>M<\/em><\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
            6. How many grams of NaCl are contained in 350. mL of a 0.196 M<\/em> solution of sodium chloride?\r\n
                \r\n \t
              1. 11.5 g<\/li>\r\n \t
              2. 4.01 g<\/li>\r\n \t
              3. 8.02 g<\/li>\r\n \t
              4. 68.6 g<\/li>\r\n \t
              5. none of these<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
              6. What volume of 18 M<\/em> sulfuric acid must be used to prepare 2.00 L of 0.140 M<\/em> H2<\/sub>SO4<\/sub>\r\n
                  \r\n \t
                1. 16 mL<\/li>\r\n \t
                2. 0.28 mL<\/li>\r\n \t
                3. 1.3 \u00d7 103 mL<\/li>\r\n \t
                4. 2.8 mL<\/li>\r\n \t
                5. 5.0 mL<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
                6. What are the following reactions examples of?\r\nPb2+<\/sup> + 2I\u2013\u2192 PbI2<\/sub>\r\n2Ce4+<\/sup> + 2I\u2013<\/sup> \u2192 I2<\/sub> + 2Ce3+<\/sup>\r\nHOAc + NH3<\/sub> \u2192 NH4<\/sub>+<\/sup> + OAc\u2013<\/sup>\r\n
                    \r\n \t
                  1. acid-base reactions<\/li>\r\n \t
                  2. unbalanced reactions<\/li>\r\n \t
                  3. precipitation, acid-base, and redox reactions, respectively<\/li>\r\n \t
                  4. redox, acid-base, and precipitation reactions, respectively<\/li>\r\n \t
                  5. precipitation, redox, and acid-base reactions, respectively<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
                  6. You have exposed electrodes of a light bulb in a solution of H2<\/sub>SO4<\/sub> such that the light bulb is on. You add a dilute solution and the bulb grows dim. Which of the following could be in the solution?\r\n
                      \r\n \t
                    1. Ba(OH)2<\/sub><\/li>\r\n \t
                    2. NaNO3<\/sub><\/li>\r\n \t
                    3. K2<\/sub>SO4<\/sub><\/li>\r\n \t
                    4. Cu(NO3<\/sub>)2<\/sub><\/li>\r\n \t
                    5. none of these<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
                    6. Aqueous solutions of potassium sulfate and ammonium nitrate are mixed together. Which statement is correct?\r\n
                        \r\n \t
                      1. Both KNO3<\/sub> and NH4<\/sub>SO4<\/sub> precipitate from solution.<\/li>\r\n \t
                      2. A gas is released.<\/li>\r\n \t
                      3. NH4<\/sub>SO4<\/sub> will precipitate from solution.<\/li>\r\n \t
                      4. KNO3<\/sub> will precipitate from solution.<\/li>\r\n \t
                      5. No reaction will occur.<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
                      6. How many of the following salts are expected to be insoluble in water?\r\n