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How many atoms are present in 70g of H2S​
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How many atoms are present in 70g of H2S​

User Darigaaz
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70gH2S x 1mol H2S/34.086gH2S x (6.02x10^23)atoms/1mol H2S x 3 atoms = 3.708x10^24 atoms in H2S.

34.086 is the molar mass of H2S which can be found by adding the atomic mass of H2 (1.008x2) and S (32.07).
User Raja Amer Khan
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