решите ионно-электронным методом (метод полуреакций)
Bi(NO3)3+Br2+NaOH=NaBiO3+NaBr+NaNO3+H2O
Bi(NO3)3+Br2+NaOH=NaBiO3+NaBr+NaNO3+H2O
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Answers & Comments
Br2(0)+Bi(+3)=2Br(-)+Bi(+5)
Bi(NO3)3+Br2+6NaOH=NaBiO3+2NaBr+3NaNO3+3H2O