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A￡?2Na￡?2H2O￡?2NaOH￡?H2 ?ü
B￡?N2H4+O2===N2+2H2O
C￡?FeO￡?2HCl￡?FeCl2￡?H2O
D￡?NO + NO2 + Na2CO3 = 2NaNO2 + CO2?ü
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A￡?2Na￡?2H2O￡?2NaOH￡?H2 ?ü
B￡?N2H4+O2===N2+2H2O
C￡?FeO￡?2HCl￡?FeCl2￡?H2O
D￡?NO + NO2 + 91ExAM.org Na2CO3 = 2NaNO2 + CO2?ü
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