Food Chemistry: Reagents and Solutions
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Questions and Answers

Which of the following is an example of an ionic solution mentioned in the text?

  • Air
  • Soda pop
  • Solution of sodium chloride (NaOH) in water (correct)
  • Seawater

    • What is a solution in food chemistry?

  • A mixture of two or more substances that can only consist of solvents
  • A mixture of two or more substances that can only consist of solutes
  • A mixture of two or more substances that is not homogeneous
  • A mixture of two or more substances that is homogeneous (correct)

    • What is the role of a solvent in a solution?

  • To be the diffusion medium for the solutes
  • To be the continuous phase in the solution
  • To make the solution heterogeneous
  • To dissolve the other component (correct)

    • What is a solute in a solution?

    <p>A component that is dissolved in the solvent</p> Signup and view all the answers

    What property must a solution have to be considered homogeneous?

    <p>It must have components that are evenly distributed</p> Signup and view all the answers

    Which substance serves as a good medium for the diffusion of many substances?

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

    What type of bond is responsible for the dissolution of sugar in water?

    <p>Hydrogen bond</p> Signup and view all the answers

    What is a standard solution primarily used for?

    <p>Determining the concentration of other substances in titration</p> Signup and view all the answers

    What property characterizes a concentrated solution?

    <p>Contains a high amount of solute compared to solvent</p> Signup and view all the answers

    Which substance can be a primary standard for preparing a standard solution?

    <p>Copper sulfate (CuSO4.5H2O)</p> Signup and view all the answers

    What effect does increasing the temperature of a solution have on the solubility of sugar in water?

    <p>Increases the solubility</p> Signup and view all the answers

    What does a diluted solution contain compared to a concentrated solution?

    <p>Lower amount of solute compared to solvent</p> Signup and view all the answers

    Which method is used for expressing the concentration of solutes in solutions?

    <p>$Molar Concentration$</p> Signup and view all the answers

    What must be ensured before making up a standard solution?

    <p>The standard must be pure and chemically stable</p> Signup and view all the answers

    What type of bond is responsible for the dissolution of sodium chloride (NaCl) in water?

    <p>Ionic bond</p> Signup and view all the answers

    What is a solute in a solution?

    <p>The component that is dissolved in the solvent</p> Signup and view all the answers

    Which of the following is an example of an ionic solution mentioned in the text?

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

    What does a solution consist of?

    <p>Homogeneous mixture of two or more substances</p> Signup and view all the answers

    Which substance serves as a good medium for the diffusion of many substances?

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

    What property characterizes a concentrated solution?

    <p>High amount of solute dissolved in the solvent</p> Signup and view all the answers

    What is the purpose of a standard solution?

    <p>To determine the concentration of other substances in titration</p> Signup and view all the answers

    What must be ensured before making up a standard solution?

    <p>The solution must not absorb water from air</p> Signup and view all the answers

    How does increasing the temperature of a solution affect the solubility of sugar in water?

    <p>Increasing the temperature raises the solubility of sugar in water</p> Signup and view all the answers

    What property characterizes a concentrated solution?

    <p>It has a high amount of solute compared to solvent</p> Signup and view all the answers

    Which method is used for expressing the concentration of solutes in solutions?

    <p>Molar concentration</p> Signup and view all the answers

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