RWS Semester A Review

When Temperature of a gas increases, the Volume will ____________________

• Increase

• Decrease

• Stay the Same

What does the unit atmosphere, atm, measure?

• Pressure

• Temperature

• Volume

• Moles

If a balloon is cooled what will happen to the volume?

• Volume will increase
• Volume will decrease
• Volume will not change

Which container will have lower pressure?

• left
• right
• they both have the same pressure

Pressure is

• defined as the mass that an object exerts when at rest.

• not a measurable in gases.

• defined as the number of moles of substance divided by the mass of the substance.

• created by the force of the gas particles impacting the walls of the container.

Describe a solute.

• part of solution present in largest amount
• gets dissolved
• water
• surrounds and breaks apart

__________ are made up of solutes and solvents.

• Solutions
• Suspensions
• Heterogeneous Mixtures
• Pure Substances

What is able to dissolve other substances?

• Solute

• Salt

• Suspension

• Solvent

What does it mean to dilute a solution?

• lower the concentration of solute per solvent

• increase the concentration of solute per solvent

What does it mean to be "Soluble" ?

• Capable of being a solid.
• To have soul.
• Capable of being dissolved.
• To sink.