August 2018 1 10 Report
Dobierz współczynniki:

Bi + S --> Bi2S3
Mg + CO2 --> MgO + C
Hg + HNO3 --> Hg(NO3)2 + NO2 + H2O
Cu + H2SO4 --> CuSO4 + SO2 + H2O
SiO2 + H2 --> Si + H2O

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