If you leave a piece of iron in the open for a few days, it acquires a film of brownish substance, called rust. Which of the following statements are correct: A. Rust is different from iron. B. Rust can be changed back into iron by some simple method. C. Formation of rust from iron is a chemical change A & B A, B & C A & C Only B
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Answer:
Answer. ⏺️ Iron is different from rust. Rust is made from the combination of iron and oxygen and water.
Explanation:
⏺️ No rusting of iron is a chemical change because in this reaction a new substance,rust (iron oxide) is formed.It can't be reversed by any simple method.
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Answer:
. Yes, rust is chemically different from iron. Yes, it is a chemical change
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