Using Figure 9.9 in your textbook, choose the option that sequences the elements according to what scientists think are the least abundant elements in the mantle to the most abundant elements in the mantle
A) Pd, Au, Ge, Mn
B) V, P, Mo, Ru
C) Cr, Fe, Ag, Os
D) As, Pt, W, Ga
Answer: A
Environmental & Atmospheric Sciences
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