Émettre vos hypothèses quant à l'action de l'eau sur une solution très concentrée et d'après vous comment va changer le pH de la solution en ajoutant de l'eau ? :

Chemical energy is a form of a. kinetic energy only. b. both potential and kinetic energy. c. neither potential nor kinetic energy. d. potential energy only. reset

The number at the end of an isotope’s name is the number.

Describe what happens to the molecules as water goes from ice to liquid to vapor. be sure to explain what happens to the temperature during the phase changes.