An acid is a substance that:
a. releases an excess of hydroxide ion
b. releases a hydrogen ion in solution.
c. is referred to as an alkaline solution.
d. combines with hydrogen ion in solution.
b
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Discuss the issue of languages across East Asia, being certain to identify regions with linguistic diversity.
What will be an ideal response?
The size of the hypoxic dead zone in the Gulf of Mexico appears to vary annually in response to all of the following except ________.
A. periods of drought B. annual fish catch C. annual rainfall D. the amount of fertilizer used
Which of the following gives the correct order of the penetrating power of radiation?
A) a > b > g B) b > a > g C) b > g > a D) g > b > a
Western boundary currents such as the Gulf Stream transport warm water from the tropics towards higher latitudes.
a. true b. false