Chemistry, 31.03.2020 20:16 haitiindianari
My rib is sore and I have a bruise on my knee. What does that mean?
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Chemistry, 22.06.2019 12:30
When a scientific theory has been tested and proved by the scientific community, it becomes a law
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Chemistry, 22.06.2019 23:30
How many grams of ammonia would be produced by the decomposition of 16.93 mlof hydrazine? (the density of hydrazine is 1.021g/ml)
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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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Chemistry, 23.06.2019 05:30
Awhite powder is added to a solution. the images show observations made before the powder is added, just after the powder has been added, and a little while later. (the liquid in the small beaker is phenol red solution.) what evidence shows that a chemical change has taken place?
Answers: 1
My rib is sore and I have a bruise on my knee. What does that mean?...
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