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PLEASE HELP ASAP Which of the following is a chemical property of iron. Iron has a hardness of 4-5. Iron rusts when exposed to water and oxygen. The melting point of iron is 1536 degrees Celsius. The boiling
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PLEASE HELP ASAP

Which of the following is a chemical property of iron.

Iron has a hardness of 4-5.
Iron rusts when exposed to water and oxygen.
The melting point of iron is 1536 degrees Celsius.
The boiling point of iron is 3000 degrees Celsius.

User Jiselle
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1 Answer

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The correct answer is: B) Iron rusts when exposed to water and oxygen, because it results in a chemical change of the iron, becoming iron oxide.
The other changes are all physical.
User GypsyCosmonaut
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