Which of the following correctly describes the reagent(s) used to manufacture a detergent from an linear alkylbenzene precursor?
A) NaOH only
B) H2SO4 only
C) NaOH followed by H2SO4
D) H2SO4 followed by NaOH
D
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Which of the following statements is FALSE regarding the tropical rain forest?
A) It is dominated by just a few different species of trees. B) The trees of the tropical rain forest are broadleaf evergreens. C) Plant foliage is relatively sparse on the forest floor. D) It has different vegetation patterns than the jungle.
Climate scientists observe data for evidence of a general rise or fall in variables (such as atmospheric temperature) over a period of at least ____.
A. 2 weeks B. 6 months C. 1 year D. 10 years E. 30 years
Describe the roles that humus, detritus, and soil organisms play in creating a soil favorable to plants. Identify the relationships among these three factors
What will be an ideal response?
John Murray was an oceanographer who sailed on the HMS Challenger between 1872 and 1876 and he
completed the following a. Edited 50 volumes that resulted from the HMS Challenger expedition b. Used satellites to pinpoint his position along his expedition c. Discovered deep sea vents d. Provide evidence of chemosynthesis