which substance is used to remove rust from metal?\no lye (naoh)\no hydrochloric acid (hcl)\no ammonia…

which substance is used to remove rust from metal?\no lye (naoh)\no hydrochloric acid (hcl)\no ammonia (nh₃)\no sulfuric acid (h₂so₄)

which substance is used to remove rust from metal?\no lye (naoh)\no hydrochloric acid (hcl)\no ammonia (nh₃)\no sulfuric acid (h₂so₄)

Answer

Brief Explanations:

Rust is iron(III) oxide. Acids react with metal oxides to form salts and water. Hydrochloric acid and sulfuric acid are common acids used for rust - removal. Among the options, hydrochloric acid is a widely - used and effective rust - remover. Lye is a base and ammonia is a weak base, they do not react with rust in a way to remove it effectively.

Answer:

B. hydrochloric acid (HCl)