Answer:
I' really don't know I'm sorry
Since the reaction gives off heat energy it is considered to be an exothermic reaction
Answer:
The largest bays have developed as a result of continental drift. With the loss of either of these, continental drift will come to a halt
Explanation:
The right answer is 2.
The number of protons contained in a nucleus (called an atomic number) is characteristic of a chemical element. For a given atomic number, the number of neutrons defines different "types" of this element: isotopes. The variation of the number of protons of the nucleus of an atom, during a nuclear reaction for example, causes a change of the element studied.
