subject
Chemistry, 15.01.2021 18:30 natebarr17

Le diamant est un cristal constitué uniquement
d'atomes de carbone. On
considère que ces atomes sont
tous des atomes de carbone
12 (A = 12 nucléons). Il faut
en moyenne traiter 20 tonnes
de minerai pour extraire 1,0 g
de diamant, soit 5,0 carats.
Le diamant coûte très cher:
un diamant de 1,1 carat peut être vendu 15 000 €.
• Combien coûte un «atome de diamant»?
Donnée
mnucléon = 1,67 x 10-22 kg.

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Answers: 1

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Le diamant est un cristal constitué uniquement
d'atomes de carbone. On
considère que ce...
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