What processs are involved in chemical weathering on earth?

oxidation, hydration, and acid rain

hope this helps.

most community's take hundreds of years to become stable

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands