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Chemistry, 21.06.2019 13:10
Which of these is the result of scientific research and not engineering? a. a new shoe design that features air cushioning for more comfort and protection b. the creation of glass with uv protection. c. a conclusion about diet commonalities among diabetics. d. the development of a smaller, more compact missile.
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Chemistry, 21.06.2019 17:40
Asingle atom of an element has 21 neutrons, 20 electrons, and 20 protons. which element is it? ok o z
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Chemistry, 22.06.2019 23:00
What prefix multiplier is appropriate for reporting a measurement of 5.57 ×10−5 m?
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You heat 51 grams of magnesium over a Bunsen burner for several minutes until it reacts with oxygen...
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