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Chemistry, 15.12.2019 17:31 gwendallinesikes

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15,08 · 1023 atomi di rame corrispondono a 2,5 mol e 0,038 g di rame.
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3 mol di acido carbonico h2co3 corrispondono a 186 g.
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in 46 g di na, sono contenute 3,6 · 1023 molecole di solfuro di sodio.
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