Complete and balance
1. CO2 + H2O →
2. So, + H2O →
3. NO2 + H20 + O2
4. CaCO3 + H2SO3
Answers
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(1.) CO2 + 2H2O
(2.) SO2 + H2O
Answered by
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1.H2co3
2.h2so2(acido dioxosulfirico)
3.hno3
2.h2so2(acido dioxosulfirico)
3.hno3
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