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Class 10 Science Medium Mcq English Medium

In the activity investigating conditions for rusting, iron nails rusted in the test tube that was exposed to

Question
In the activity investigating conditions for rusting, iron nails rusted in the test tube that was exposed to
Dry air only
Both air and water
Water with no dissolved air
Neither air nor water
Answer
Both air and water
Detailed Explanation
Nails rusted in the test tube where they were exposed to both air and water together.
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