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How many atoms are present in one cc of helium gas at STP? |
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Answer» SOLUTION :At STP, 22400 CC `=6.022 xx 10^(23)` atoms At STP, ONE cc=? Number of atoms present in one cc at STP `=(6.022 xx 10^(23))/(2.24 xx 10^(4))=2.69 xx 10^(19)` |
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