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प्रश्न
Mass of one atom of oxygen is
विकल्प
`16/(6.023 xx 10^23)"g"`
`32/(6.23 xx 10^23) "g"`
`1/(6.023 xx 10^23)"g"`
8u
उत्तर
`16/(6.023 xx 10^23)"g"`
Mass of one atom of oxygen
= `"Atomic mass"/"N"`
`16/(6.023 xx 10^23)"g"`
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