I'm saying A.)Weather breaks rocs into minerals and plants die and decay..
Answer:
a mouse has at least 1 billion cells
Explanation:
I'm not exactly sure what your asking
Answer;
+1,-1,+2,-2,+3,-3
Explanation;
-Valence is the number of electrons lost or gained to complete an element's outer energy level.
-When an atom gains or loses a valence electron, it forms an ion. Atoms form ions in order to help another to obtain a full octet and to stabilize the valence.
-Some atoms gain or lose electrons to form ions because they need to become more stable. They sometimes give them to have an outer shell or gain them to get a closer charge to eight.
B: The evaporated due to violent impacts.
