pH Measurement and Its Importance
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Questions and Answers

Which of the following is the correct definition of pH?

  • pH measures the pressure of hydrogen ions in an aqueous solution.
  • pH measures the concentration of hydroxide ions in an aqueous solution.
  • pH measures the pressure of hydroxide ions in an aqueous solution.
  • pH measures the concentration of hydrogen ions in an aqueous solution. (correct)

    • What is the pH value of pure water?

  • 1
  • 14
  • 0
  • 7 (correct)

    • Why is monitoring pH levels important in wastewater treatments?

  • To remove heavy metals and organic compounds from the water.
  • To maintain the taste and quality of the water.
  • To increase the effectiveness of disinfectants like chlorine.
  • To prevent the leaching of toxic metals into the water system. (correct)

    • What is the pH range that most fish and other aquatic animals can tolerate?

    <p>6.5-9.0</p> Signup and view all the answers

    What is the ideal pH range for swimming pools and spas?

    <p>7.2-7.8</p> Signup and view all the answers

    What is the desired pH level for brewing beer?

    <p>5.3-5.8</p> Signup and view all the answers

    Which industry requires an accurate pH reading?

    <p>All of the above</p> Signup and view all the answers

    What is the purpose of measuring pH in industrial processes?

    <p>All of the above</p> Signup and view all the answers

    Which pH kit is recommended for measuring the pH of microfluidics and small applications?

    <p>Micro pH kit</p> Signup and view all the answers

    What is the function of electrodes in electrochemical pH meters?

    <p>All of the above</p> Signup and view all the answers

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