Physical Science Chapter 8 Review

What is the condition called when divers surface too quickly and nitrogen bubbles form in their blood?

• The Twists

• The Bends

• The Spins

• The Turns

What states of matter can become part of a solution?

• Solid, liquid, and gas.

• Gas only

• Solid only

• Liquid only

Gases can dissolve in the water to form a (a)   .

• Element

• Mixture

• Solution

• Compound

What are the three processes that can occur when substances dissolve?

• Melting, Freezing, and Boiling

• Evaporation, Condensation, and Precipitation

• Dissociation, Dispersion, and Ionization

• Sublimation, Deposition, and Crystallization

What is a solution?

• A single substance

• A mixture of gases.

• A homogeneous mixture of two or more substances

• A heterogeneous mixture of substances

In a solution, the (a)   is the substance whose particles are dissolved.

• Solute

• Solvent

• Solution

• Mixture

In a solution, the solvent is the substance in the greatest (a)   .

• Quantity

• Volume

• Density

• Quality

What must occur for a solute to dissolve in water?

• The solute and solvent particles must attract one another.

• The solvent particles must evaporate.

• The solute particles must repel the solvent particles.

• The solute particles must remain intact.

Before a solution can form, the attractions that hold the solute together and the solvent together must be (a)   .

• strengthened

• overcome

• ignored

• maintained

What type of compound is sodium chloride?

• Ionic

• Covalent

• Molecular

• Metallic