Identifying Unknown Liquids

To a person who works in medicine, criminology, or pool maintenance, unknown solutions are a daily fact of life. All these fields encounter solutions which they must identify by their pH.

 

   In "Magic Liquids", the liquids represent variety of pH's: water is neutral (pH 7); vinegar is acidic (ph 4); and baking soda is basic (ph 8). As the cabbage is added to each substance, it changes color based on the pH: purple for neutral, red for acid, green for base

 Neutral 

 Acid 

   Base

 



Magic Liquids


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