Translate it to English and I would love to help u out (:
Today, natural sciences<span> are more </span>commonly divided<span> into life </span>sciences<span>, such as botany and zoology; and physical </span>sciences<span>, which include physics, chemistry, geology, astronomy and materials </span>science<span>.</span>
Answer:
C. oxygen
Explanation:
oxygen cannot for a polar covalent bond with another oxygen atom
The <span>possible set of quantum numbers for an electron n, l, m subscript l, m subscript s is D. 3, -2, 1, -one over two.</span>
