The temperatures in a fractionating tower at an oil refinery are important, but so are the pressures. Where might the pressure in a fractional distillation tower be greatest, at the bottom or at the top? Defend your answer
A) The pressure is greatest at the bottom because the higher temperature means a greater number of vaporized molecules.
B) The pressure is greatest at the top because the higher temperature means a greater number of vaporized molecules.
C) The pressure is greatest at the bottom because the lower temperature means a greater number of vaporized molecules.
D) The pressure is greatest at the top because the lower temperature means a greater number of vaporized molecules.
A
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Indicate whether the statement is true or false.
Which of the following statements is false?
A) Butane can exist in an infinite number of different conformations. B) At any given time, most butane molecules exist in the most crowded conformation. C) The different conformations of butane can readily interconvert by bond rotation. D) All three statements are false.
Many aquifers, including the Ogallala aquifer, are nonrenewable on a human timescale. Should removal of this water be treated in the same fashion as mining other resources? What steps should be taken to control the removal of a nonrenewable resource such as this?
What will be an ideal response?
If the maximum sustainable yield of a renewable resource is exceeded, it can be considered to have become a nonrenewable resource.
Answer the following statement true (T) or false (F)