Exploring Mixtures and Solutions Quiz

What is a mixture?

• A combination of two or more substances that are chemically bonded.

• A combination of two or more substances that are not chemically bonded.

• A substance made of only one type of atom.

• A substance that cannot be separated into simpler substances.

Which of the following is a solution?

• Sand and water

• Oil and water

• Salt dissolved in water

• Iron filings and sand

How can you measure the concentration of a solution?

• By measuring the volume of the solvent

• By measuring the mass of the solute

• By measuring the temperature of the solution

• By measuring the color of the solution

What happens when a solution becomes saturated?

• The solute starts to dissolve more rapidly.

• The solvent evaporates completely.

• No more solute can dissolve in the solvent.

• The solution changes color.

Which of the following is true about the mass of a solution?

• It is always less than the mass of the solvent.

• It is equal to the mass of the solute plus the mass of the solvent.

• It is always more than the mass of the solute.

• It is equal to the mass of the solute minus the mass of the solvent.

If solution X has a mass of 26 grams and Solution Y has a mass of 27 grams, which solution is the most concentrated?

• Solution X

• Solution Y

Which property is NOT typically used to classify solutions?

• Color

• Density

• Solubility

• Hardness

What is the term for a mixture where the components are evenly distributed?

• Heterogeneous mixture

• Homogeneous mixture

• Colloid

• Suspension

What is it called when a solution has more solvent than solute?

• density

• concentrated

• diluted

• saturated

If you add more solute to a saturated solution, what will happen?

• The solute will dissolve completely.

• The solute will remain undissolved.

• The solution will become unsaturated.

• The solution will evaporate.