Explain how this simulation relates to earth’s gravity as it orbits the sun.

Hydrogen is the most abundant element on the periodic table..hope it .

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Answerspecies;

3-isopentane; 3-methylbutane, and 1,2-methylpropane do not meet iupac rules, so they are wrong names.the only valid name onthe list is 2-methylbutane, which is the same isopentane.this is its formula:                   ch2                    |ch3 - ch - ch2 - ch3answer: 2-methylbutane