Gravimetric Analysis History Quiz
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Questions and Answers

What did Theodore W. Richards and his graduate students at Harvard use gravimetric analysis for?

  • Determining atomic weights of elements (correct)
  • Measuring volume of substances
  • Quantifying concentration of gases
  • Analyzing spectral lines of elements

    • What is the fundamental law on which gravimetric analysis is based?

  • Law of multiple proportions
  • Law of conservation of mass (correct)
  • Law of definite proportions
  • Law of constant composition

    • What are some limitations of gravimetric analysis mentioned in the text?

  • Prone to instrumental errors and affected by temperature variations
  • Dependent on pH levels and affected by color changes
  • Time-consuming and affected by incomplete precipitation (correct)
  • Subject to human errors and affected by light exposure

    • In what way does gravimetric analysis determine the amount of a substance?

    <p>By measuring the mass of a precipitate or the change in mass of a sample</p> Signup and view all the answers

    For what purpose might one use gravimetric analysis?

    <p>To determine the concentration of an analyte in a solution</p> Signup and view all the answers

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