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vadim51
@vadim51
July 2022
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Составьте уровнение реакций
Na-NaOH-Na2CO3-CaCO3-Cao-Ca-CaCl2
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kRISTY796
2Na + 2H2O
→ 2NaOH + H2↑
2NaOH + CO2
→ Na2CO3 + H2O
Na2CO3+ CaCl2 → CaCO3↓+ 2NaCl
CaCO3 → CaO + CO2↑
CaO + 2HCl →CaCl2 + H2O
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Answers & Comments
2NaOH + CO2 → Na2CO3 + H2O
Na2CO3+ CaCl2 → CaCO3↓+ 2NaCl
CaCO3 → CaO + CO2↑
CaO + 2HCl →CaCl2 + H2O