Chemical Equilibrium Calculation Quiz
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Questions and Answers

What type of reaction occurs between carboxylic acids and bases?

  • Redox reaction
  • Hydrolysis reaction
  • Neutralization reaction (correct)
  • Combustion reaction

What is the product when a carboxylic acid reacts with a hydroxide?

  • Salt and water (correct)
  • Base and salt
  • Gas and water
  • Acid and water

Which compound is produced when methanoic acid reacts with potassium hydroxide?

  • Calcium methanoate
  • Lithium ethanoate
  • Potassium methanoate (correct)
  • Sodium ethanoate

What is the name of the solid formed when ethanedioic acid reacts with lithium hydroxide?

<p>Lithium oxalate (B)</p> Signup and view all the answers

In the reaction between carboxylic acids and carbonates, what is a common product produced apart from salt and water?

<p>Carbon dioxide (C)</p> Signup and view all the answers

What is the value of Kc for the reaction CH3COOH + CH3CH2OH ⇌ CH3COOCH2CH3 + H2O?

<p>4.12 (A)</p> Signup and view all the answers

If the moles of CH3CH2OH at equilibrium are 0.33, what are the moles of CH3COOH?

<p>0.33 (A)</p> Signup and view all the answers

How does an increase in temperature affect the value of Kc for an exothermic reaction?

<p>Kc decreases (A)</p> Signup and view all the answers

What would happen to the value of Kc if the concentration of CH3COOCH2CH3 is doubled?

<p>Kc is doubled (A)</p> Signup and view all the answers

What is the effect on Kc if more water is added to the system in the given reaction?

<p>Kc remains unchanged (D)</p> Signup and view all the answers

In which type of reaction does increasing temperature cause Kc to increase?

<p>Endothermic reactions (C)</p> Signup and view all the answers

What is the value of the equilibrium constant Kc for the reaction provided?

<p>11.4 (C)</p> Signup and view all the answers

Why is it stated that the volume V need not be known in calculating the value of Kc?

<p>Volume cancels out in the equilibrium constant expression. (D)</p> Signup and view all the answers

If the volume of the system is increased, what effect, if any, would it have on the equilibrium constant Kc?

<p>Kc remains unchanged (D)</p> Signup and view all the answers

What happens to the value of Kc if the temperature is increased for an exothermic reaction?

<p>Kc decreases (A)</p> Signup and view all the answers

How many moles of water are present in the equilibrium mixture?

<p>0.26 (D)</p> Signup and view all the answers

What type of derivatives are acyl chlorides and acid anhydrides considered to be?

<p>Electrophilic derivatives (A)</p> Signup and view all the answers

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