Separate the reaction cl2 + 2cs = 2cscl into its component half reactions.

Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?

Draw metallic bonding if two copper

The fact that the total amount of energy in a system remains constant is a(n)