1) is chemical Bonds
3) Conservation of mass
5) compound
hope i helped on the ones i could answer
Sand only bc the salt dissolved and sand doesn't
It depends on the pH if the base. but normally light colors are for bases example blue green etc
In ionic bond there is the formation of ions due to transfer of electrons from one atom<span> to </span>the other. Normally, at this link, there is an element that tends to yield electrons (metal-cation), and one that tends to receive electrons (not metal-anion).
Note: the Ionic bond is the only in the transfer of electrons<span>.</span>
