Unit 6: Matter Review

A type of matter formed by chemically joining two or more elements.

• element

• compound

• solution

• mixture

Hydrogen, Gold, and Iron are all examples of...

• elements

• compounds

• mixtures

• solutions

This is another name for a homogeneous mixture

• heterogeneous mixture

• element

• compound

• solution

Explain the difference between compounds and mixtures

• Compounds physically combined, mixtures chemically combined

• Compounds chemically combined, mixture chemically combined

• Compounds physically combined, mixtures physically combined

• Compounds chemically combined, mixtures physically combined.

Determine which of the following is a homogeneous mixture.

• Saltwater

• Vegetable Soup

• Milk

Determine which of the following are heterogeneous mixtures.

• Saltwater

• Vegetable Soup

• Milk

Boiling point, solubility, color, taste and density are all examples of..

• Physical changes

• Chemical properties

• Chemical changes

• Physical properties

A sheet of metal is 2 cm wide, 10 cm tall and 1.5 cm long. It has a mass of 42 g. What is its density?

• 14 g/cm^3

• .14 g/cm^3

• 1.4 g/cm^3

Which property of matter measures a substance's ability to dissolve?

• Reactivity

• Solubility

• Viscosity

• Combustibility

Aluminum has a density of 2.7 g/mL. When a piece of it is placed in a graduated cylinder with 11 mL of water, the water rises to 20 mL. Find the mass of the aluminum.

• 24.3 g

• 2.43 g

• 243 g

• .243 g