Question

Cati moli inseamna 320g S, cati atomi inseamna 320 g S?

Se da AS=32

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Answer 1

Răspuns:

Explicație:

320g S

moli

nr.atomi

n= m : M

n= 320g : 32g/moli= 10 moli S

1mol de atomi S ----------6,022.10²³atomi S

10 moli   ----------------------------x

x= 10 . 6,022.10²³ = 60,22 .10²³atomi S