Question

Nr de atomi corespunzători la 600kg Carbon

Answer 1

stiu ca 1mol, adica 12g C  contine N,A= 6,023X10²³ atomi(numarul lui Avogadro)

n(niu)=m/M=600000g /12 g/mol=50000 mol=5x10⁴ mol

1mol....................6,023x10²³at

5x10⁴mol...........x=30,11x10²³ atomi=3,011x10²⁴ atomi