Classify each type of matter as a pure substance or a mixture. If it is a pure substance,
classify it as an element or a compound; if it is a mixture, classify it as homogeneous
or heterogeneous.
(a) a lead weight
(b) seawater
(c) distilled water
(d) Italian salad dressing
Answers: 1
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Classify each type of matter as a pure substance or a mixture. If it is a pure substance,
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