Question

cuatos atomos hay en 2,6 moles de hierro

Answer 1

aplicar nº de avogadro

   1 mol ----- 6.022 X 10²³ Átomos
2.6 mol ------       x


x = 2.6 mol x 6.022 x 10²³ átomos
     `````````````````````````````````````````
                     1 mol

x = 1.566 x 10²⁴ átomos de Fe