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oksanay3000
@oksanay3000
July 2022
1
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помогите. хелп ми))))Составьте уравнения реакций с помощью которых можно осуществить следующее превращения
Ca→CaO→Ca(OH)2→Ca(NO3)2→CaSO4
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Answers & Comments
Solнышко
2Ca + O2 = 2CaO
CaO + H2O = Ca(OH)2
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O
Ca
(NO3)
2
+
H2SO4
=
CaSO4
+
2
HNO
3
1 votes
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Answers & Comments
CaO + H2O = Ca(OH)2
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O
Ca(NO3)2 + H2SO4 = CaSO4 + 2 HNO3