which is the answer?
1. Hydrogen and Moisture
2.Oxygen and Moisture
3.Hydrogen and Oxygen
4.Iron and Hydrogen
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Answered by
1
Answer:
Hydrogen and oxygen is the correct answer
Answered by
1
Answer:
2.Oxygen and Moisture
Explanation:
Rusting of iron takes place in the presence of moisture and air. So the presence of air and water vapour in air are two necessary conditions for rusting of iron.
hope it helps you mate:)
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