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15,08 · 1023 atomi di rame...
Chemistry, 15.12.2019 17:31 gwendallinesikes
Per ogni frase scegli l'opzione corretta, poi fai clic su conferma.
15,08 · 1023 atomi di rame corrispondono a 2,5 mol e 0,038 g di rame.
overo
vero
) falso
3 mol di acido carbonico h2co3 corrispondono a 186 g.
vero
falso
in 46 g di na, sono contenute 3,6 · 1023 molecole di solfuro di sodio.
vero
falso
Answers: 3
Chemistry, 22.06.2019 05:50
Calculate the number of molecules present in 0.750 mol of mgo.
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Chemistry, 22.06.2019 19:30
Astring vibrates with a frequency of 10 hz. why can't a person hear the sound waves produced by the vibrating string, no matter how large the amplitude of the waves? out! this is homework and due tomorrow! you so much!
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