mixtures Flashcards

1
Q

WHAT IS A PURE SUBSTANCE?

A

Pure substances are made of one type of particle. They cannot be physically separated

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

WHAT IS A MIXTURE?

A

Different types of particles that can be physically separated.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

COMPOSITION OF AIR

A

Air is made of oxygen, nitrogen and carbon dioxide plus some extra gases. We use oxygen in respiration. Condensation can be used to separate the gases in air

How well did you know this?
1
Not at all
2
3
4
5
Perfectly