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CALCULEAZA NUMARUL DE MOLECULE CE SE GASESC IN 73 Kg HCl


Răspuns :

1 mol HCl  ....... 36,5 g HCl ...... 6,023 · 10²³ molecule HCl
      x .............  73000 g HCl ........  y
x = 2000 moli HCl = 2 kmoli HCl
y = 12046 · 10²³ molecule HCl = 12,044 · 10²⁶ molecule HCl