Understanding pH and Acid-Base Chemistry
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Understanding pH and Acid-Base Chemistry

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Questions and Answers

What is the value of [OH-] in the given solution?

  • 1 × 10^7
  • 1 × 10^-14
  • 1 × 10^14
  • 1 × 10^-7 (correct)

    • Which compound is formed when NaOH is added to HCl?

  • NaHCO3
  • H2CO3
  • H2O
  • NaCl (correct)

    • What is the pH value of a solution where [H+] = 1 × 10^-9?

  • 3
  • 5
  • 7
  • 9 (correct)

    • In a neutral solution, how does [H+] compare to [OH-]?

    <p>[H+] = [OH-]</p> Signup and view all the answers

    What happens when H2CO3 reacts with NaHCO3?

    <p>Formation of H2O and CO2 gas</p> Signup and view all the answers

    What is the relationship between [H+] and [OH-] in a neutral solution?

    <p>[H+] = [OH-]</p> Signup and view all the answers

    What is the pH value of a solution with [H+] = 1 × 10^-10?

    <p>pH = 7</p> Signup and view all the answers

    What compound is formed when H2CO3 reacts with NaOH?

    <p>Na2CO3 + H2O</p> Signup and view all the answers

    What is the pH value of a solution where [OH-] = 1 × 10^-3?

    <p>pH = 11</p> Signup and view all the answers

    In an acidic solution, how does [H+] compare to [OH-]?

    <p>[H+] &gt; [OH-]</p> Signup and view all the answers

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