Properties of nitric acid. Write the reaction equations.
| November 19, 2020 | education
1. Highly concentrated HNO3 usually has a brown color due to the decomposition process occurring in the light: 4 HNO3 —> 4NO2 (arrow up) + 2H2O + O2 (arrow up) 2. with basic and amphoteric. oxides: CuO + 2HNO3 —-> Cu (NO3) 2 + H2O can be written in the same way with zinc. 3. displaces weak acids from their salts: СaCO3 + 2HNO3 —> Ca (NO3) 2 + H2O + CO2 (up arrow)
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