Which of the following molecules is polar?
A) CH3-CH3
B) CH2Cl-CH2Cl
C) CH3-CHCl2
D) none of these
C
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What would the concentration of H3O+ be if the concentration of OH- was 1 × 10-11M?[H3O+] × [OH-] = Kw = 1 × 10-14
A. 1 × 10-6 B. 1 × 103 C. 1 × 1012 D. 1 × 10-3 E. 1 × 1014
Which of the following is accurate based on the graphs represented?
a. Lions and hyenas have a great deal of niche overlap. b. Hyenas and bat eared foxes have no niche overlap. c. Lions frequently steal food from bat eared foxes. d. Lions are more successful hunters than are hyenas. e. Two of the above are true.
The wind direction in a low pressure system is:
A) from the north. B) from the northwest. C) from the east. D) from the south. E) dependent on your location relative to the storm center.
Explain how climate change and atmospheric pollution can affect the hydrologic cycle
What will be an ideal response?