Solutions and Mixtures Quiz
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Questions and Answers

What is the process of separating tea leaves from tea an example of?

  • Decantation
  • Distillation
  • Filtration (correct)
  • Sublimation
  • In the context of Pragya's experiment, what does the term 'saturated solution' refer to?

  • A solution with the maximum amount of solute dissolved in it at a given temperature (correct)
  • A solution that is still dissolving solute
  • A solution that has completely evaporated
  • A solution with a high concentration of solvent
  • What is the residue obtained when filtering a mixture of sand and iron pins?

  • Iron pins (correct)
  • Mixture of sand and iron pins
  • Sand particles
  • Iron pins and sand mixture
  • At which temperature does potassium nitrate have its highest solubility according to Pragya's data?

    <p>353 K</p> Signup and view all the answers

    What is the term used to describe the substance being dissolved in a solution?

    <p>Solute</p> Signup and view all the answers

    Based on the data provided by Pragya, which salt shows the least change in solubility with temperature?

    <p>Sodium chloride</p> Signup and view all the answers

    What would happen if Pragya tried to dissolve 50g of potassium nitrate in 50g of water at 283 K?

    <p>The solution would be unsaturated</p> Signup and view all the answers

    What does the process of decantation involve?

    <p>Separating a solid from a liquid by pouring off the liquid without disturbing the solid</p> Signup and view all the answers

    What happens to the solubility of potassium chloride as the temperature decreases from 353 K to room temperature?

    <p>It increases</p> Signup and view all the answers

    Which term describes a mixture that has uniform composition and properties throughout?

    <p>Homogeneous mixture</p> Signup and view all the answers

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