Chemistry, 28.11.2019 05:31 sonyarucker
Be sure to answer all parts. styrene is produced by catalytic dehydrogenation of ethylbenzene at high temperature in the presence of superheated steam. (a) given these data, find δh o rxn , δg o rxn , and δs o rxn at 298 k: δh o f (kj/mol) δg o f (kj/mol) s o (j/mol·k) ethylbenzene, c6h5−ch2ch3 −12.5 119.7 255 styrene, c6h5−ch=ch2 103.8 202.5 238 δh o rxn δg o rxn δs o rxn kj kj j/k (b) at what temperature is the reaction spontaneous? °c (c) what are δg o rxn and k at 600.°c? δg o rxn k kj/mol × 10 enter your answer in scientific notation.
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Chemistry, 21.06.2019 15:00
__ _ _ _ _ is the process of removing earth materials from their original sites through weathering and transport and depositing the in another location. a. erosion b. sedimentation c. lithification d. dissolution
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What is the relationship of air masses and the temperature of oceans?
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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 12:00
An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d
Answers: 3
Be sure to answer all parts. styrene is produced by catalytic dehydrogenation of ethylbenzene at hig...
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