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Calculate the mass of 1 molecule …

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Calculate the mass of 1 molecule of O3 and Na

 

    • Posted by Inderpreet Kour 8 years, 11 months ago

    CBSE > Class 11 > Chemistry
    • 1 answers

    Yakshith K 8 years, 10 months ago

    1) 1mole of O3 weighs 48g. 1mole contains 6.022*10^23 molecules.

    So 1molecule of O3 weighs  (48*1)/6.022*10^23 g. =7.97*10^-23g.

    2) 1 mole of Na weighs 23g. The same way,

    1molecule of Na weighs (23*1)/6.022*10^23 g. =3.81*10^-23g.

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