The ammonium ion has the formula NH4+. How many electrons must be shown in the Lewis structure of the ammonium ion?
A) 4
B) 5
C) 8
D) 9
C
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Where is there no deep scattering layer present?
A) Temperate oceans B) Tropical oceans C) Arctic oceans D) All oceans have a deep scattering layer
What is the relationship between the heights of tides and the amphidromic point?
a. Heights increase with distance from the amphidromic point b. Heights decrease with distance from the amphidromic point c. Heights increase closer to the amphidromic point d. Heights of tides and amphridromic points are not related
Which of the following normally would be TRUE of the humidity above the hot, moist, tropical rain forests of the world?
A) The saturation vapor pressure would be low. B) The specific humidity would be low. C) The relative humidity would be high.
Instructions: Choose one answer from each pair of selections. Lake-effect snows result when an air mass moves across a large body of FROZEN | UNFROZEN water