1) 2H⁺ + 2NO₃⁻ + MgO = Mg²⁺ + 2NO₃⁻ + H₂O2) 6H⁺ + 6NO₃⁻ + Al₂O₃ = 2Al³⁺ + 6NO₃⁻ + 3H₂O3) 2H⁺ + 2NO₃⁻ + 2K⁺ + CO₃²⁻ = 2K⁺ + 2NO₃⁻ + H₂O + CO₂
1) 2H⁺ + 2NO₃⁻ + MgO = Mg²⁺ + 2NO₃⁻ + H₂O
2) 6H⁺ + 6NO₃⁻ + Al₂O₃ = 2Al³⁺ + 6NO₃⁻ + 3H₂O
3) 2H⁺ + 2NO₃⁻ + 2K⁺ + CO₃²⁻ = 2K⁺ + 2NO₃⁻ + H₂O + CO₂