Срочно нужно.Помогите. Created by Nastasia2601. himiya-ru

Срочно нужно.Помогите...

July 2022 1 3 Report

Срочно нужно.Помогите

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Tanyushka11 1. K3PO4, Fe2(SO4)3, SiO2, AI(OH)3, PbS, HNO3.
2. Zn(OH)2 + H2SO4 => ZnSO4 + 2H2O
Zn + HCI => ZnCI2 + H2
4P + 5O2 => 2P2O5.
3. 4P + 5O2 => 2P2O5
P2O5 + 3H2O => 2H3PO4 над стелочкой t
2H3PO4 + 3Ca(OH)2 => CA3(PO4)2 + 6H2O

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