Chemistry, 30.06.2020 15:01 jungkookie001

Which one of the following groups consists of one mixture, one element and one compound?
1. Aluminium, water and nitrogen gas
2. Aluminium, steel and air
3. Air, water and iron oxide
4. Calcium, soil and sodium chloride

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Which one of the following groups consists of one mixture, one element and one compound?
1. Al...