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9 April, 03:15

How many atoms of carbon are combined to with 2.81 moles of hydrogen atoms in a sample of the compound ethane, C2H6?

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  1. 9 April, 03:26
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    5.64*10²³ atoms C

    Explanation:

    Convert moles of H to moles of C:

    2.81 mol H * (2 mol C / 6 mol H) = 0.937 mol C

    Convert moles of C to atoms of C:

    0.937 mol C * (6.02*10²³ atoms C / mol C) = 5.64*10²³ atoms C
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