Chemistry
Sea water contains a large amount of:
- suspended impurities
- disolved common salt
- oily substances
- none of the above
Related Questions
The purest form of natural water is :
- sea water
- rain water
- river water
- spring water
The ratio of hydrogen and oxygen by mass in a molecule of water is :
- 1:16
- 2:8
- 1:8
- 8:1
Water retuns on earth's surface from the atmosphere by the process of:
- combustion
- respiration
- photosynthesis
- condensation
Spring water is classified as:
- surface water
- above surface water
- underground water
- none of these