milavm2303
milavm2303
14-06-2017
Chemistry
contestada
(NO3)1- +Cu =Cu2+ +NO2
Balance redox
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dec77cat
dec77cat
14-06-2017
Cu⁰ + 4HN⁺⁵O₃ = Cu⁺²(NO₃)₂ + 2N⁺⁴O₂ + 2H₂O
Cu - 2e⁻ = Cu²⁺ k=1 the oxidation process
NO₃⁻ + 2H⁺ + 1e⁻ = NO₂ + H₂O k=2 the reduction process
Cu + 2NO₃⁻ + 4H⁺ = 2NO₂ + 2H₂O
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