Fehler:
Na3PO4 %2B Ba%28NO3%292 %3D NaNO3 %2B Ba3%28PO4%292
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Unerwartets Zeichen ('%')Na3PO4 %2B Ba%28NO3%292 %3D NaNO3 %2B Ba3%28PO4%292
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Unerwartets Zeichen ('%')