Question: 1) Identify: Ar and He is a 2) Identify N2 is a More than one answer may be correct. Select one or more: pure

1) Identify: Ar and He is a 2) Identify N2 is a

1) Identify: Ar and He is a 2) Identify N2 is a More than one answer may be correct. Select one or more: pure compound pure element homogeneous mixture atomic

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