Ответ:
в).NaOH+ HBr = NaBr + H2O
е)MgO + NO3 = Mg(NO3)2 + O2
є)Al2O3 + 3H2SO4= Al2(SO4)3 + 3H2O
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Ответ:
в).NaOH+ HBr = NaBr + H2O
е)MgO + NO3 = Mg(NO3)2 + O2
є)Al2O3 + 3H2SO4= Al2(SO4)3 + 3H2O