Question

What percentage of the mass of the solar nebula consisted of elements other than hydrogen and helium?

Answers

  1. Answer:

    C. 2 percent.

    Explanation:

    75% of the mass in the form of hydrogen

    25% as helium

    All other elements comprising only 2% of the total

    Assume mass of the solar nebula = 100

    Remaining % = 2%

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