Question

C---CO2---NA2CO3 - - CO2 - - - CaCo3---CaCl2

Answer 1

Ответ:

C+O2-->CO2

CO2+Na2O-->Na2CO3

Na2CO3+CaCL2-->CaCO3+2NaCL

CaCO3+2HCL-->CaCL2+H2O+CO2

Объяснение:

Answer 2

It appears that you've provided a sequence of chemical reactions involving carbon dioxide (CO2) and various compounds. Let me break down the reactions step by step:

1. C → CO2: In this reaction, carbon (C) is oxidized to form carbon dioxide (CO2). This is a combustion reaction.

2. CO2 → Na2CO3: This reaction seems to involve the conversion of carbon dioxide (CO2) to sodium carbonate (Na2CO3). This is typically not a straightforward reaction and would require more details or conditions for a complete explanation.

3. CO2 → CaCO3: This reaction involves the conversion of carbon dioxide (CO2) to calcium carbonate (CaCO3). This is a common reaction that occurs in nature and is responsible for the formation of limestone and other carbonate minerals.

4. CaCO3 → CaCl2: In this reaction, calcium carbonate (CaCO3) appears to react with calcium chloride (CaCl2). This reaction would need specific conditions and details to fully understand because it's unusual to see these two compounds reacting directly.

If you have more specific questions about these reactions or need further details about the conditions or mechanisms involved, please provide additional information, and I'd be happy to help further.