Chemistry, 21.10.2020 23:01 cristinaledford3696
59 La massa atomica relativa dell'atomo di stagno
è 118,69. Qual è la sua massa atomica assoluta?
60 La massa atomica assoluta del potassio è
6,49. 10-26 kg. Calcola la massa (in g) di 2. 1020
atomi di potassio.
61 La massa atomica relativa dello iodio è 126,905.
Calcola la massa atomica assoluta (in kg).
62 La massa atomica assoluta dell'ossigeno è
2,66 10-26 kg. Calcola la massa atomica
relativa.
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59 La massa atomica relativa dell'atomo di stagno
è 118,69. Qual è la sua massa atomica assoluta?
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