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</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</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</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</p> Signup and view all the answers

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

    <p>Instrumental Methods</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%</p> Signup and view all the answers

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

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

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

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

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