Analytical Chemistry: The Nature and Methods
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Questions and Answers

What type of analysis in analytical chemistry determines the amount of each element in the sample regardless of composition?

  • Destructive analysis
  • Complete analysis
  • Non-destructive analysis
  • Ultimate analysis (correct)

Which type of analysis in analytical chemistry consumes the sample or renders it unusable for succeeding analyses?

  • Complete analysis (correct)
  • Ultimate analysis
  • Quantitative analysis
  • Non-destructive analysis

What aspect of the problem dictates how sensitive the analytical method must be according to the text?

  • Separations required
  • Accuracy and precision required (correct)
  • Sample composition
  • Amount of sample needed

In analytical chemistry, what does qualitative analysis focus on?

<p>What elements are present (C)</p> Signup and view all the answers

Which type of analysis in analytical chemistry renders the sample usable for succeeding analyses?

<p>Non-destructive analysis (C)</p> Signup and view all the answers

What does quantitative analysis in analytical chemistry focus on primarily?

<p>How much of each element is present (D)</p> Signup and view all the answers

What type of analysis establishes the chemical identity of species in a sample?

<p>Select a Method Qualitative Analysis (A)</p> Signup and view all the answers

Which method is usually carried out in the liquid phase and named wet chemistry?

<p>Instrumental Methods (B)</p> Signup and view all the answers

In what range is a constituent classified as 'Minor' according to the amount present?

<p>0.01 to 1.00% (D)</p> Signup and view all the answers

Which type of test occurs only with the substance of interest?

<p>Specific tests or reactions (B)</p> Signup and view all the answers

What is an example of a quantitative analysis method used for determining the quantity of constituents present?

<p>Gravimetry (D)</p> Signup and view all the answers

What is required to be obtained before conducting a chemical analysis?

<p>A representative sample (B)</p> Signup and view all the answers

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