Chemistry Unit 1 Review

Organic chemistry is

• The physics behind chemistry

• The composition and identification of chemicals

• The study of matter that contains carbon

• The study of chemistry in living things

What are examples of qualitative data?

• Pressure

• Shape

• Odor

• Color

True or False: A law summarizes what happens

• True

• False

Volume is

• How much stuff is present

• How much something weighs

• How many atoms are present

• How much space something takes up

Which state of matter has the lowest kinetic energy?

• Solid

• Liquid

• Gas

• Plasma

Which state of matter matches the description: definite volume but undefined shape

• Solid

• Liquid

• Gas

• Plasma

True or False: Intensive properties depend on the amount of matter present

• True

• False

The process of turning dry ice into carbon dioxide is an example of a

• Chemical change

• Physical change

The amount of energy at the start of the reaction is the same as the amount of energy at the end. What law is this?

• First Law of Thermodynamics

• Second Law of Thermodynamics

• Third Law of Thermodynamics

• Fourth Law of Thermodynamics

Which of the following are examples of a chemical change?

• Formation of a percipitate

• Change in shape

• Change in state

• Gas production