The molarity of a solution is
A. a measure of solute concentration.
B. the weight of a solid substance.
C. often expressed as grams per unit volume.
D. reflects a measure of the amount of oil dissolved in a water.
E. a scientific term for determining the solubility of a substance in water.
A. a measure of solute concentration.
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What percentage of species listed under the U.S. Endangered Species Act are threatened because of competition, predation, parasitism, and herbivory by introduced species?
A) 5% B) 10% C) 20% D) 40% E) 100%
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