Fehler:
NaN3 %2B HCl %3D NH4Cl %2B N2 %2B NaCl %2B Cl2
^
Unerwartets Zeichen ('%')NaN3 %2B HCl %3D NH4Cl %2B N2 %2B NaCl %2B Cl2
^
Unerwartets Zeichen ('%')