KiidIchoSherkhan KiidIchoSherkhan

21-06-2017
Chemistry

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What is the mass of 3.8 × 1024 atoms of argon (Ar)?

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Аноним Аноним

21-06-2017

40 g Ar.......6.023*10^23 atoms
x g Ar.......3.8*10^24 atoms
x=40*3.8*10^24/(6.023*10^23)=252,365g Ar

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