Answer:
Air isn't considered a pure substance
Step-by-step explanation:
Because there is no one single chemical element of compound that forms air. Air is a mixture of various purechemical substances, most of which exist in the gaseous state.
Answer:It isn’t
Air isn't considered a pure substance because there is no one single chemical element of compound that forms air. Air is a mixture of various pure chemical substances, most of which exist in the gaseous state.
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