Acids and Bases
 Watch the video titled “Acids and Bases”.      www.youtube.com/watch?v=RF40cI2O16UÂ
   2.  Post your answers to the following questions on the video:  Â
   a.  What does the term pH stand for?  Â
   b.  Acidity is based on the concentration of which ion?  Â
   c.  Basicity is based on the concentration of which ion?  Â
   d.  Describe the process in the making of red cabbage indicator.  Â
   e.  Describe how the pH of blood is regulated.