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16 April, 10:57

The percent by mass of hydrogen in a compound that contains 2.45 g of hydrogen and 18.20 g of carbon is:

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  1. 16 April, 12:54
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    Total mass of the compound:=18.20+2.45

    =20.65

    Percentage by mass of hydrogen:=2.45:20.65*100

    =11.86%

    Explanation:

    Just follow the steps i have provided above
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