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Chemistry, 22.06.2019 20:30
A40 kilogram skier starts at the top of a 12 meter high slope. at the bottom, she is travelling 10 meters per second. how much energy does she lose to friction
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With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals
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The footprints of a dinosaur and the burrow of an ancient shrimp are examples of which kind of fossils
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Chemistry, 23.06.2019 02:00
What causes the appearance of lines in a emission spectrum
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ME AJUDM 1)Escreva a fórmula estrutural bastão do hidrocarboneto HEPTA - 2,3 - DIENO. * 2)Escreva a...
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