Answer:
D.
Explanation:
The rock that is left behind is there because it has resisted the forces of erosion.
An atom of carbon has 4 electrons in its outermost shell, which means that
<span>its ionic charge is 4+ or 4-
</span>Si is in same group as carbon so its also 4+ or 4-
Germanium is 4+.
Sn is also 2+ or 4+
Pb is usually +2
An average quality lawn captures 4 times the carbon output of a typical gasoline-powered mower.
The average mass of a single chlorine atom is 35.453 grams
