Write the reaction equation Ca-CaO-Ca (OH) 2-Ca (NO3) 2-CaSO4 P-P2O5-H3PO4-Ca3 (PO4) 2-H3PO4-CA (H2PO4).
March 3, 2021 | education
| 1) Ca + O2 = 2CaO;
CaO + H2O = Ca(OH)2;
Ca(OH)2 + 2NaNO3 = Ca(NO3)2 + 2NaOH;
Ca(NO3)2 + K2SO4 = CaSO4 + 2KNO3;
2) 4P + 5O2 = 2P2O5;
Р2О5 + 3Н2O = 2Н3РО4;
2Н3РО4 + 3Ca(OH)2 = Ca3(РО4)2 + 6H2O;
Са3(РО4)2 + 6НNO3 = 2H3PO4 + 3Ca(NO3)2;
2H3PO4 + Ca(OH)2 = Ca(H2РО4)2 + 2H2O.
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