Fehler:
Fe %2B NaCl %2B H2O %3D H2 %2B FeCl2 %2B NaOH
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Unerwartets Zeichen ('%')Fe %2B NaCl %2B H2O %3D H2 %2B FeCl2 %2B NaOH
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Unerwartets Zeichen ('%')