👤

Ma puteti ajuta? Ce cantitate de moli si in grame de H2 rezulta in urma reactiei a 3 moli de aluminiu cu acid clorhidric? Multumesc !!!

Răspuns :

2Al + 6HCl => 2AlCl3 + 3H2

2 moli Al....................3 moli H2
3 moli Al...................x moli H2

x=3*3/2= Calculeaza !!

2 moli Al.........................3*2g H2
3 moli Al...........................xg H2

x=6*3/2= Calculeaza !!