Above a salt content of 24.7 g/kg, as as the temperature decreases, ________.
A. the scattering of light in the water increases
B. the depth of light penetration decreases
C. the attenuation factor of light increases
D. the attenuation factor of light decreases
E. the depth of light penetration remains constant
Answer: C
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When comparing the strength of two weak acids which factor do we use to determine which is the stronger of the two?
A) the formula weights of the acids B) the number of protons the acids can lose C) the size of the acid dissociation constants D) none of the above
Which of the following ions has the highest concentration in seawater?
A. K+ B. Ca2+ C. Mg2+ D. Cl- E. Na+
Compare instrumental value and intrinsic value as they relate to determining the worth of natural species. Where does Leopold's idea of the land ethic fit into these two categories?
What will be an ideal response?