Answer:
Cohesion: the attraction force between the same type of molecules.
Adhesion: the attraction force between different types of molecules.
Answer:
Hydrogen and part oxygen
Explanation:
Water is composed of these two which makes the symbol H20
Microorganisms such as bacteria can be removed by disinfection. Certauns substances called biocides are addes to water to make it pure. Purification can also be done by UV-light .
To catch them :) hope this helps