Answer: C) To monitor weather event restricted several days in advance.
Explanation:
C is the answer the moon has less mass than earth
Answer:
Sulfur would gain electrons
Explanation:
Atoms want to have a complete out valence shell and because sulfur only needs 2 more electrons to complete the outer shell it would take 2 more.
Appropriate symbol for an isotope of potassium - 39 corresponding to the isotope notion r A ZX