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lina5099
@lina5099
July 2022
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СРОЧНО 20 БАЛЛОВ!!!
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amiiipayne
Ответ:
2Pb(NO3)2 = 2PbO +4 NO2 + O2
4NO2 + O2 = 2N2O5
N2O5 + H2O = 2HNO3
5HNO3 + 15NH4OH = 10NH4NO3 + 2H20
9NH4NO3 + 10NaOH = 8NH4 + 7H2O + 10NaNO3
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2Ca3(PO4)2 + 6SiO2 + 10C = 6CaSiO3 + P4 + 10CO
P4 + 5O2 = P4O10
P4O10 + 6H2O = 4H3PO4
H3PO4 + Ca(OH)2 = CaHPO4 + 2H2O
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