pH Equation History
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Questions and Answers

What is the pH value of an acid according to the pH scale?

  • Between 7 to 8
  • Exactly 7
  • Less than 7 (correct)
  • Greater than 7
  • In the pH scale, what pH value indicates a strong acid?

  • 7
  • 14
  • 1 (correct)
  • 9
  • If a solution has a pH of 10, how would you classify it?

  • Neutral
  • Base (correct)
  • Acidic
  • Strong acid
  • What is the relationship between pH and the strength of an acid?

    <p>Lower pH indicates stronger acid</p> Signup and view all the answers

    If a solution has a pH of 4, what can be said about its hydrogen ion concentration?

    <p>High concentration of hydrogen ions</p> Signup and view all the answers

    What is the numerical range of the pH scale as established by Soren Peter Lauritz Sorensen?

    <p>0-6 for acids and 7-14 for bases</p> Signup and view all the answers

    Which type of solution has an equal concentration of hydrogen and hydroxide ions?

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

    What did Soren Peter Lauritz Sorensen invent to view and compare acidity and basicity in solutions?

    <p>A numerical scale known as pH</p> Signup and view all the answers

    Which ion has a higher dissolved content in bases according to the text?

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

    Who is credited with coining the term 'pH'?

    <p>Soren Peter Lauritz Sorensen</p> Signup and view all the answers

    What can be concluded about a solution with a pH of 12?

    <p>It is a strong base</p> Signup and view all the answers

    If the pH of a solution is 4.50, what can be inferred about its hydronium ion concentration?

    <p>It is 10^-5 M</p> Signup and view all the answers

    How can the hydronium ion concentration be calculated if the pH value is known?

    <p>By using the same equation in reverse</p> Signup and view all the answers

    What does a pH value of 7 indicate about a solution?

    <p>It is neutral</p> Signup and view all the answers

    Which exponent value is associated with a highly acidic solution's hydronium ion concentration?

    <p>-3</p> Signup and view all the answers

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