Fehler:
MnCl2 %2B KCl %2B Cl2 %2B H2O %3D KMnO4 %2B HCl
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Unerwartets Zeichen ('%')MnCl2 %2B KCl %2B Cl2 %2B H2O %3D KMnO4 %2B HCl
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Unerwartets Zeichen ('%')