4. which of the following is not a pure substance? (1 point)
o milk
o oxygen
o wa...
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Chemistry, 22.06.2019 09:20
Give the orbital configuration of the phosphorus (p) atom.
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Chemistry, 22.06.2019 12:30
How many grams of magnesium metal will react completely with 8.3 liters of 5.5m hcl? show all work
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Chemistry, 23.06.2019 05:00
Scientists discovered fossils in several layers of the earth you see here. they found fossils of algae, snails, and clams in layer d. given that information, where do you think they found fossil evidence of simple land plants and amphibians?
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