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Azhl
@Azhl
September 2021
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ivanmil2016
A)AI2O3+3H2SO4=AI2(SO4)3+3H2O
б)Fe2O3+3CO=2Fe+3CO2
B)Cr2(SO4)3+6H2O=2Cr(OH)3+3H2S
Г)2КNO3=2KNO2+O2
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Answers & Comments
б)Fe2O3+3CO=2Fe+3CO2
B)Cr2(SO4)3+6H2O=2Cr(OH)3+3H2S
Г)2КNO3=2KNO2+O2