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During an earthquake, if a footwall slides upward relative to a hanging wall (as shown in the figure below), the fault is termed a ________ fault.

In 1900, the most commonly used source of energy in the United States was ________; today it is ________.

Most coal is mined from ________, which develop and preserve the thick sedimentary sequences necessary for deep burial.

Which of the following is true concerning the 1980 eruption of Mt. St. Helens?

Which organic substance is produced by black organic shales at temperatures below the oil window?

Which of the following statements about radicals is true?

Select the best word or phrase that completes each sentence: (addition, allylic substitution, decreases, faster, heterolysis, homolysis, increases, inductive effects, inhibitor, initiator, ionic, less, more, paired, radical resonance, selective, slower, unpaired, unselective, with, without)   Radical halogenation reactions occur ………………………… racemization at a stereogenic center.      Complete word/phrase and correct spelling (verbatim) is required. No partial credit.  

What is the major product obtained from the reaction of 2-methyl-2-butene with hydrogen bromide in the presence of peroxides?

Which of the following effectively produces 4,4-dimethyl-2-pentyne?

Determine the repeat unit for the polymer produced in the following reaction?