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Chemistry, 22.06.2019 08:00
What are the similarities of physical and chemical change ?
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Chemistry, 22.06.2019 15:30
Light waves can move through , but they travel fastest when they move through a(n) .
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Chemistry, 22.06.2019 20:00
In vapor-liquid equilibrium in a binary mixture, both components are generally present in both phases. how many degrees of freedom are there for such a system? the reaction between nitrogen and hydrogen to form ammonia occurs in the gas phase. how many degrees of freedom are there for this system? steam and coal react at high temperatures to form hydrogen, carbon monoxide, carbon dioxide, and methane. the following reactions have been suggested as being involved in the chemical transformation:
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Chemistry, 23.06.2019 00:00
Mercury turns to a vapor at 629.88 k. how much heat is lost when 75.0 g of mercury vapor at 650 k condenses to a liquid at 297 k?
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Sled runners moving through snow are an example of a. fluid frictionb. rolling frictionc. sliding fr...
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