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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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Correct relationship between molecular formula and empirical formula
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What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.
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Chemistry, 22.06.2019 23:00
What is the measured amount of a product obtained from a chemical reaction?
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8. Find the number of representative particles in each of these substances? In addition to the calcu...
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