Chemical Reactions and Gas Laws Quiz

A lab technician takes a temperature measurement and discovers that a chemical reaction caused the system to heat up by 8 degrees. The reaction was described as:

• Exothermic

• Endothermic

• Neutral

• Isothermal

A chemical engineer mixes two liquid compounds together and a group of icy, cold crystals is formed. This engineer suspects the reaction to be:

• Exothermic

• Endothermic

• Neutral

• Isobaric

Any liquids or gases are considered to be:

• Solids

• Vapors

• Fluids

• Plasmas

P = F/A is a statement of:

• Boyle’s Law

• Pascal’s Law

• Newton’s Third Law

• Bernoulli’s Principle

According to Pascal’s Law, if you press on a closed container filled with water, what will happen to the pressure inside the container?

• The pressure stays the same

• The pressure increases in one direction

• The pressure increases equally in all directions

• The pressure decreases

Which of the following equations represents the Ideal Gas Law?

• P = F/A

• PV = nRT

• V = IR

• F = ma

If you squeeze a balloon and make its volume smaller, what will happen to the pressure inside the balloon (assuming temperature doesn’t change)?

• The pressure increases

• The pressure decreases

• The pressure stays the same

• The balloon deflates

In a hydraulic lift system, if you apply a small force on a small piston, what happens to a car sitting on a larger piston?

• The car will go down

• The car will stay in place

• The car will go up

• The car will explode

What type of reaction occurs when two chemicals are mixed and the surrounding temperature decreases?

• Exothermic

• Endothermic

• Combustion

• Isothermal

According to the Ideal Gas Law, if the pressure on a gas is increased while the temperature remains constant, the volume of the gas will:

• Increase

• Decrease

• Remain constant

• Double