<span>a change in allele frequencies in a population over time also known as evolution</span>
ANSWER: d) 8
EXPLANATION: Two sets of two shared electrons (4 electrons total shared) = one set of a double covalent bond.
Therefore, 8 electrons total shared = two sets of double covalent bonds
1. Because of gravity....
2. No you either feel still ( gravity) or is actually in movement....
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Energy of a random atomic and molecular is called molecules energy