Chapter 3 Test Chem

No definite shape or volume

• Gas

• Liquid

• Vapor

• Solid

A characteristic that can be observed without changing the sample's composition

• Chemical Property

• Chemical Change

• Physical Property

• Physical Change

Dependent on what the substance is, not on how much there is

• Extensive property

• Intensive property

• Physical property

• Chemical property

Orange juice with pulp is a(n)....

• Element

• Compound

• Homogeneous mixture

• Heterogeneous mixture

Dissolving salt in water is a(n)

• Chemical Change

• Physical Change

• Phase Change

• Physical Property

What do gas particles look like?

• Very close together

• Very far apart

• Touching, but not on top of each other

• You cannot see gas particles

Which of the following is an extensive property?

• Color

• Length

• Density

• Boiling point

Which of the following is a compound

• Sodium

• Sea water

• Carbon dioxide

• Iron

10 grams of a sample of hydrogen monoxide is produced and 7 grams of oxygen reacted. How many grams of hydrogen reacted?

• 3

• 17

• .3

• 42%

What are products?

• The things that go into a chemical reaction

• The final result of a chemical reaction

• The thing that changes in a chemical reaction

• The thing that changes in a physical reaction