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Chemistry, 21.06.2019 20:30
In which layer of earth do most earthauakes occur a_ inner core b_outer core c_mantle d_crust
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What happened in 2012 and how does it illustrate the importance of understanding the sun and how it works?
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Some liquids can be distilled, but only at temperatures that are so high that it is impractical, or so high the compound decomposes. explain why distillation such compounds at significantly less than atmospheric pressure (some degree of vacuum) would solve this problem.
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Chemistry, 22.06.2019 17:30
What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.
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What kind of reaction is c2h4+3o2=2co2+2h2o...
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