Why is ammonia is used to remove rust from metals
Rust is formed when iron combine with oxygen and water to form Iron (iii) oxide (Rust)
Ammonia can remove rust because it reacts with Fe2_22 O3_33
Fe2O3+2H3→2Fe+N2+3H2OFe_2O_3+2H_3\to2Fe+N_2+3H_2OFe2O3+2H3→2Fe+N2+3H2O
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