Select the correct answer. The presence of which ion will not affect the pH of a solution?
A.
OH
a
B.
H30*
H+
OD.
Nat
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Which terms are used to identify pure substances

What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.

Volume is a measurement of how fast particles of a substance are moving