Mixtures

Question 1

pure substances

Answer 1

elements, covalent compounds, and ionic compounds

Question 2

Heterogeneous mixture

Answer 2

does not have a uniform comp throughout the sample

Question 3

Homogeneous mixture

Answer 3

has a uniform comp throughout the sample

Question 4

Solution

Answer 4

homogeneous mixture that contains small particles. Liquid solutions are transparent

Question 5

What two parts consist in a solution?

Answer 5

The solute : substance that presents in a lesser amount
The solvent : substance that presents in a larger amount.

Question 6

Aqueous solution

Answer 6

water is the solvent

Question 7

Colloid

Answer 7

-A homogeneous mixture with larger particles, often having an opaque appearance
-particles can not be filtered from its other components
-they do not settle out

Question 8

Suspension

Answer 8

-A heterogeneous mixture that contains large particles suspended in a liquid
- particles are so large that they do not dissolve in the liquid
- can be filtered away from liquid or separated by using a centrifuge.