PDF chapter test TRY NOW

Answer the following question:
 
List the points of differences between homogeneous and heterogeneous mixtures.
 
Homogeneous mixtures:
  
They have .
The components of homogeneous mixtures are not physically distinct.
The constituents .
Example: Air.
 
Heterogeneous mixtures:
 
They have .
A heterogeneous mixture has physically distinct components.
The constituents .
Example: Mixture of sand and common salt.