Fehler:
Sb2O3 %2B H2O %2B Cl2 %3D H3SbO4 %2B HCl
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Unerwartets Zeichen ('%')Sb2O3 %2B H2O %2B Cl2 %3D H3SbO4 %2B HCl
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Unerwartets Zeichen ('%')