Temperature of luminol solution___________________

Temperature of bleach solution___________________

Final temperature of mixture_____________________


  1. Describe the solution that was made when you mixed the luminol with the distilled water.

  2. Describe the liquid chlorine bleach solution.

  3. What happened when you mixed the two solutions together?

  4. Describe the evidence that a chemical reaction occurred.

  5. Was there any difference in temperature before and after the luminol and bleach solution were mixed together?

  6. Was this an endothermic or exothermic reaction? How do you know?

  7. How might chemiluminescence be useful to living organisms such as fireflies?

  8. Name some practical uses of chemiluminescence by humans.