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Unit 8: Chemistry                                                                      Page 10


                                                Objectives



                                  Lesson 2: Chemical Kinetics


               By figuring out how to change                             (electrolysis) to break the
               the speed a reaction takes place                          bonds.
               as well as what gets created in the
                                                                     ·  Thin layers of metal can be
               process, you can get a better
                                                                         moved from one object to
               handle at creating the things you
                                                                         another using the
               want.
                                                                         electroplating technique.

               We’re going to learn why fish                         ·  Chemists want to control the
               don’t drown, create glowing slime,                        speed of a reaction as well as
               turn water into ink you can really                        what gets generated from
               write with, make a solution that                          the process (the products of
               appears by breathing on it, how to                        the reaction).
               create rubber-like bouncy balls out                   ·  Several factors affect the
               of clear liquid, shake up a rainbow                       speed of a chemical reaction,
               of colors, learn how to get a lemon                       including catalysts, surface
               to light up a light bulb, and                             area, temperature, and
               discover what fire really is made                         concentration.

               of.
                                                                     ·  Polymers are long chains of
               It all comes down to controlling                          slippery molecules.
               the reaction and figuring out what                        Coagulation happens when

               you want to get out of the process.                       you cross-linking the chains
                                                                         into a fishnet-looking design.
               Are you ready?

               Highlights:

                   ·  Different indicators are used

                       for specific ranges of acids
                       and bases. Phenolphthalein
                       changes from clear to pink
                       when added to a base.

                   ·  Splitting the water molecule
                       into parts (hydrogen and
                       oxygen) requires power




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