How many electrons does the copper ion gain or lose when it forms the compound CuCl2?

Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )

Kc = 0.040 for the system below at 450oc. if a reaction is initiated with 0.40 mole of cl2 and 0.40 mole of pcl3 in a 2.0 liter container, what is the equilibrium concentration of cl2 in the same system? pcl5(g) ⇄ pcl3(g) + cl2(g)

When water dissolves sugar, which process is not involved? o dissociation o hydration o surface area of the solute increases sa