August 2021 1 5 Report
расставьте коэффициенты в следующих уравнениях и определите тип реакций:
CaCO3 - CaO + CO2
Na2SO4 + BaCL2- NaCL + BaSO4
SO3 + H2O - H2SO4
Cu+ HNO3 - Cu(NO3)2 +NO2
Fe(OH3 -Fe2O3 + H2O
Al2(SO4)3 + NaOH - Na2SO4 + ALOH3
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