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Question
Calculate :
The weight of 1022 atoms of carbon [C = 12, Avogadro’s No. = `6xx10^23 ]`
Solution
`6xx10^23 "atoms of carbon weigh 12 gm"`
∴ 1022 atoms will weigh =` (12 xx 10^22)/(6xx10^23) =2xx10^-1 =0.2 "gm"`
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