Răspunsuri

2014-10-29T15:17:33+02:00
H2 + Cl2 ⇒ 2HCl
n H2 = m/M =24/2 = 12 moli
n Cl2 =568/71 = 8 moli
n H2 excces =12-8 =4 moli
n HCl = 2 n Cl2 = 16 moli ⇒mHCl = 16×36,5=584g
Daca nu va suparati imi spuneti ce inseamna litera ''n'' ?
numar de moli