Period 9 Chem Final Review

All matter is composed of atoms

• True
• False

Pure substances consist of:

• Elements
• Compounds
• Elements and Compounds
• Mixtures

Elements can be composed of two or more types of atoms

• True
• False

Compounds are 2 or more elements held together by:

• Chemical Bonds
• Physical Bonds
• Nuclear Fusion
• Nuclear Fission

A mixture can be:

• Heterogeneous
• Homogeneous
• Both
• Neither

Mass is the measure of Earth's gravitational pull on an object

• True
• False

Salt dissolving in water is an example of a:

• Matter Change
• Chemical Change
• Dissolvation Change
• Physical Change

What is not a sign of a chemical change?

• Burning
• Production of Sound
• State of Matter Change
• Formation of a Gas

When salt dissolves in water, water is the solvent

• True
• False

What is not an example of how to separate a mixture?

• Chromatography
• Centrifugation
• Diluting
• Distillation