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Chemistry, 22.06.2019 11:30
Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?
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Chemistry, 23.06.2019 04:31
How does a sample of helium at 15 degree celsius compare to a sample of helium at 215 k? a) the helium at 15 degrees celsius has a higher average kinetic energy that the sample at 215 k. b) the helium at 15 degrees celsius has lower nuclear energy that the sample at 215 k. c) the helium at 15 degrees celsius has slower- moving atoms that the sample at 215 k. d) the helium at 15 degrees celsius has smaller atoms than the sample at 215 k.
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Chemistry, 23.06.2019 09:30
Large crystals are formed when igneous rocks cool very slowly igneous rocks cool very quickly sedimentary rock is eroded metamorphic rocks change into igneous rock
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Chemistry, 23.06.2019 11:30
Which of the following is a possible formula unit? (2 points) select one: a. pbo b. li2b c. al2pb3 d. clo
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Aspaceship ceases to be matter when it is in space...
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