July 2022 1 28 Report

ОВР

 

а) P + CuSO4 + H2O = H2SO4 + Cu + H3PO4

 

б) H3PO3 + KMnO4 + H2SO4 = H3PO4 + MnSO4 + K2SO4 + H2O

 

в) P + H2O = H3PO3 + H2

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