C2 Acids, Bases and Salts Quiz Answers
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Questions and Answers

What is produced when an acid reacts with ammonia?

  • Salt and water
  • An ammonium salt (correct)
  • Carbon dioxide
  • Metal oxide

    • Why is NaCl considered neutral?

  • It does not contain hydrogen or hydroxide ions (correct)
  • It does not contain any ions
  • It contains hydroxide ions
  • It contains hydrogen ions

    • When making a soluble salt from an acid and an alkali, what is the purpose of using an indicator?

  • To color the salt
  • To neutralize the acid
  • To determine the volume of alkali needed (correct)
  • To speed up the reaction

    • Why is dry hydrogen chloride gas not acidic?

    <p>Hydrogen is bonded to chlorine and not dissociated</p> Signup and view all the answers

    Why is filtration used to remove unreacted copper oxide from solution?

    <p>To separate the solid from the liquid</p> Signup and view all the answers

    What is the pH range for hydrochloric acid?

    <p>1-3</p> Signup and view all the answers

    Which ions make ammonia solution alkaline?

    <p>OH- ions</p> Signup and view all the answers

    What is the main reason farmers use ammonium salts on their fields?

    <p>To help plants grow (as fertilizers)</p> Signup and view all the answers

    Why is KOH considered a strong alkali?

    <p>It fully dissociates into K+ and OH- ions in solution</p> Signup and view all the answers

    What is the Brønsted-Lowry definition of an acid?

    <p>Acids are proton donors</p> Signup and view all the answers

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