October 2021 1 10 Report

H3PO4 + K→

H3PO4 + Hg→

H2SO4 + Al→

Cu(NO3)2 + Mg

Mg(NO3)2 + Cu

SO3 + СаO →

Cu(OH)2+ HNO3

NaOH + CuSO4

Mg(OH)2

H2SiO3

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