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ajust red-ox en medi bÀsic kno3 + al + koh + h2o d nh3 + kalo2 ajust red-ox en medi bÀsic kno3 + al + koh + h2o d nh3 + kalo2 1) kno3 + al + koh + h2o d nh3 + kalo2 ...

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