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Questions and Answers
Analytical chemistry deals with methods to separate, identify, and quantify the chemical composition of samples.
Analytical chemistry deals with methods to separate, identify, and quantify the chemical composition of samples.
True
The concentrations of oxygen and carbon dioxide are determined in thousands of blood samples every day.
The concentrations of oxygen and carbon dioxide are determined in thousands of blood samples every day.
False
Quantitative measurements of ionized calcium in blood serum can help diagnose parathyroid disease in humans.
Quantitative measurements of ionized calcium in blood serum can help diagnose parathyroid disease in humans.
True
Analytical chemistry has no applications in industry or medicine.
Analytical chemistry has no applications in industry or medicine.
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Quantitative determination of nitrogen in foods does not establish their protein content.
Quantitative determination of nitrogen in foods does not establish their protein content.
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Quantitative analytical measurements do not play a vital role in research areas outside of chemistry and biology.
Quantitative analytical measurements do not play a vital role in research areas outside of chemistry and biology.
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Analytical chemistry plays a central role in the work of chemists, but not in the work of biochemists.
Analytical chemistry plays a central role in the work of chemists, but not in the work of biochemists.
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Gravimetric analysis determines the amount of analyte by measuring the volume of a solution.
Gravimetric analysis determines the amount of analyte by measuring the volume of a solution.
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Titration involves the addition of a reactant to a solution until some equivalence point is reached.
Titration involves the addition of a reactant to a solution until some equivalence point is reached.
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Water is a toxic solvent, therefore it is not widely used for chemical analyses.
Water is a toxic solvent, therefore it is not widely used for chemical analyses.
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Weak electrolytes conduct electricity better than strong electrolytes.
Weak electrolytes conduct electricity better than strong electrolytes.
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Strong electrolytes listed in Table 1 include acids, bases, and salts.
Strong electrolytes listed in Table 1 include acids, bases, and salts.
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