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Which of the following substance is an element? A Carbon dioxide B. Iron C. Salt D Sugar
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Which of the following substance is an element? A Carbon dioxide B. Iron C. Salt D Sugar

User Magdeline
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Answer: b iron

Step-by-step explanation:

User Enchew
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B Iron
An element is a substance that can be broken down further. Iron is the only one that cannot be broken down as it is not a compound.
User Benicamera
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