I uploaded the answer to a file hosting. Here's link:
tinyurl.com/wpazsebu
Answer C. is correct:
(molar mass of Mg) + (2 x molar mass of O) + (2 x molar mass of H)
:-) ;-)
The correct option is C.
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I think it will be D or B but my mine answer is D
Answer:
First, they involve radially aligned ridges and valleys outside the nest site. Second, the male decorates these ridges with fragments of shells. Third, the male gathers fine sediments to give the resulting formation a distinctive look and coloring.
Explanation:
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