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Thread: Need help ASAP

  1. #1
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    Default Need help ASAP

    Q: How many hydrogen atoms are there in one gram(G) of hydrogen?

    Thanks =]

  2. #2
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    1 gram of hydrogen is 1 mole of hydrogen, and the number of atoms in 1 mole of a substance is known as Avogadro's number.

  3. #3
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    Thanks +REP =]=]

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    isn't 2

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