Fehler:
CaCl%28ClO%29 %2B HCl %3D CaCl2 %2B Cl2 %2B H2O
^Unerwartets Zeichen ('%')CaCl%28ClO%29 %2B HCl %3D CaCl2 %2B Cl2 %2B H2O
^Unerwartets Zeichen ('%')