Torn paper vs burned paper? Coloring leaves in a coloring book vs leaves turning colors during fall and winter?
Describe the physical and chemical changes of each

8. what happens to matter during a chemical reaction

2-bromo-2-methylbutane undergoes an e1 elimination reaction in the presence of ethanol. in the next reaction only one of the possible products is represented. although the product shown is not the major product of the reaction, notice that there is more than one way it can be produced. complete the mechanism and draw the missing substances.

What two categories of toxins were present in the air at dish,texas as a result of the gas pipelines that pass through the area