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27 May, 23:46

How many grams are in 1.3 x 1024 atoms of hydrogen?

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  1. 27 May, 23:57
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    Answer: 4.32g

    Explanation:

    MM of H2 = 1 x 2 = 2g/mol

    2g of H2 contains 6.02x10^23 atoms.

    Therefore Xg of H2 will contain 1.3 x 1024 atoms i. e

    Xg of H2 = (2 x 1.3 x 1024) / 6.02x10^23 = 4.32g
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