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Which of the following is NOT a pure substance? - pure gold - refined sugar - pasterurized milk - distilled water - clean air | Homework.Study.com
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![SOLVED: Classify each of the following as a pure substance or a mixture (write it in the first column). If it is a pure substance, then write either element or compound in SOLVED: Classify each of the following as a pure substance or a mixture (write it in the first column). If it is a pure substance, then write either element or compound in](https://cdn.numerade.com/ask_images/d5ed9e914bd94e118d3e18487a7c84be.jpg)