Chapter 5 Quiz 2

What is the property of a gas that helps us understand diffusion?

Where does diffusion occur the fastest?

• Solid

• Liquid

• Gas

What are the three factors that affect the rate of diffusion?

What is diffusion

• Smell

• The random movement and mixing of particles

• KFC

• The changing of particles from one form to another

Which will result in an increased rate of diffusion?

• Higher temperature

• A solid

• Heavier particles

Density is the mass of an object relative to its size

• False

• True

Density can be calculated as follows:

• mass/volume

• volume/mass

• mass x volume

How would you calculate the mass of an object if you are given the density and the volume?

Water floats on oil

• True

• False

If an object weighs 350g and has a volume of 27 cubic centimetres, what is its density? (write the number to 2 decimal places only)