3. Which of these substance has a brown color and is
detected by the spectrophotometer in our reaction?
A) Guaiacol
D) Tetraguaiacol
B) Peroxidase E) Hydrogen peroxide
C) buffer

Respuesta :

Answer:

E) Hydrogen peroxide

Explanation:

Hydrogen peroxide is the substance that has a brown color and is  detected by the spectrophotometer in our reaction.