M(HCl) = A(H) + A(Cl) = 1 + 35,5 = 36,5 g/mol
n(HCl) = 365g / 36,5 g/mol = 10 mol (practic)
η = np × 100 / nt → nt(HCl) = np × 100 / η = 10 mol × 100 / 80 = 12,5 mol (teoretic)
H₂ + Cl₂ → 2HCl
1 mol Cl₂.....2 mol HCl
x mol Cl₂.....12,5 mol HCl
x = 12,5 mol × 1 mol / 2 mol
x = 6,25 mol Cl₂ trebuie folosiți
-Mihai