Reaction Lab
Chemical Reactions Lab Background: In order to understand this lab, you needed to grasp the concept of the Law of Conservation of Mass. This states that mass is neither created nor destroyed in a chemical reaction. This is saying that when a chemical reaction is happening, you cannot get rid of mass nor make more of it. This is the concept needed to know in order to understand this lab. Procedure: There were four parts to this lab. ... The second part of the lab included a piece of copper being placed in a test tube filled with nitric acid.