Solution Concentration

What is an aqueous solution?

• A solution that contains oil as the solvent

• A solution that contains alcohol as the solvent

• A solution that contains water, with other ingredients uniformly mixed in

• A pure substance with no other ingredients mixed in

Why is it important to understand solutions according to the text?

• To be able to cook better

• To be able to create perfumes

• To monitor and track substances dissolved in water

• To make solutions more colorful

What is a solution?

• A mixture of two or more substances that is not uniform throughout.

• A single substance in solid form.

• A mixture of two or more substances that is uniform throughout.

• A liquid substance used for cleaning.

What is the term for the substance in which other substances are dissolved to form a solution?

• Solute

• Mixture

• Solvent

• Compound

Which of the following can be a solvent?

• Only liquids

• Only water

• Gases, liquids, or solids

• Only gases

Why is water considered one of the most important solvents on Earth?

• Because it is only found in solid form.

• Because it is the least common solvent.

• Because it is so common in living systems.

• Because it can only dissolve gases.

What is the term for a substance that is dissolved in a solvent to form a solution?

• Mixture

• Solvent

• Solute

• Compound

What is the molarity of a solution that has 0.50 mol of solute in 1.0 L of solution?

• 0.50 M

• 1.0 M

• 0.25 M

• 2.0 M

Which of the following is considered a homogeneous mixture?

• Salad dressing

• Mixed nuts

• Blue-colored dye

• Tossed salad

If you want to make a solution more concentrated, what should you do?

• Add water

• Add solute

• Remove solute

• Remove water