Chapter 8:Mixtures

The Following is

• Element

• Compound

• Mixture

Which of these statements about alloys is correct?

• Most alloys are less useful than the individual elements that they are made from

• Most alloys are softer than the individual elements that they are made from

• Most alloys are harder than the individual elements that they are made from

• An alloy is the mixtures of different liquids by mixing them together.

Choose the correct definition of a mixture.

• 2 or more elements or compounds not chemically bonded together.

• Combinations of 2 elements by chemical reaction

• 2 compounds bonded chemically together

• multiple elements chemically bonded together

Distillation works when the liquids have different

• freezing points

• boiling points

• melting points

Boiling point is a point which

• liquid turns into solid

• solid turns into liquid

• liquid turns into gas

• gas turns into liquid

Solute is

• A substance that is dissolved

• A liquid that other substance will dissolve in

• a mixture in which particles of a substance are mixed with particles of a liquid so that the substance can no longer be seen.

Solvent is

• a mixture in which particles of a substance are mixed with particles of a liquid so that the substance can no longer be seen.

• a substance that is dissolved

• a liquid that other substance dissolve in

when no mass is lost it is called...

• Newton's first law of motion

• Conservation of mass

• gravity

• chemical reaction

Interval is

• something that is kept the same in an investigation so that the test is fair

• the variable that is changed in the investigation

• the gap between readings in an investigation

The variable you measure is the

• Independant variable

• dependant variable

• control variable