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Compared with the freezing-point depression of a 0.01 m c6h12o6 solution, the freezing-point depression of a 0.01 m nacl solution is
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How many moles of air are there in a human lung with a volume of 2.4 l at stp? explain your answer
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Chemistry, 22.06.2019 09:00
Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?
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Chemistry, 22.06.2019 09:30
What are scientists who study fossils called? ( a ) astronomers. ( b ) biologists. ( c ) geologists. ( d ) paleontologists.
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2. When a chemical reaction occurs, we often get a combination of
two or more elements called a___....
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