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How is magnesium obtained from seawater?
When fresh water is removed from ocean water, the salts that are left behind are also a valuable resource. Over half of the world's supply of magnesium, a strong, light metal, is obtained from seawater in this way.
Which term is defined as the removal of salts and minerals from seawater?
Desalination. Desalination is the process of removing salts and minerals from seawater to make it suitable for consumption or agricultural use.
When seawater evaporates the concentration of salts increases until what?
precipitate out the solution
What is the melting point of Seawater?
The melting point of seawater is not a fixed value because it contains various dissolved salts. The presence of salts lowers the freezing point of water, typically ranging from about -2 to -1.8 degrees Celsius for seawater.
What is the scientific difference between seawater and freshwater?
Seawater has a higher concentration of salts and minerals compared to freshwater. Seawater also has a higher density and freezes at lower temperatures than freshwater. Additionally, seawater has a higher pH and different composition of dissolved gases compared to freshwater.
How do dissolved salts enter seawater?
Dissolved salts are transported by the rivers.
What process does not add salt to seawater?
Precipitation, land water runoff and the melting of icebergs do not add salts to seawater.
What percent of all seawater is minor organic salts?
Minor organic salts make up less than 1% of the composition of seawater.
How is magnesium obtained from seawater?
When fresh water is removed from ocean water, the salts that are left behind are also a valuable resource. Over half of the world's supply of magnesium, a strong, light metal, is obtained from seawater in this way.
Is seawater hypertonic isotonic or hypotonic to drinking water?
Seawater is hypertonic to drinking water. This means that seawater has a higher concentration of solutes (such as salts) compared to drinking water. Drinking seawater can lead to dehydration as the body would need to excrete more water to get rid of the excess salts.
Which term is defined as the removal of salts and minerals from seawater?
Desalination. Desalination is the process of removing salts and minerals from seawater to make it suitable for consumption or agricultural use.
What is the average salinity of seawater by weight?
The average salinity of seawater is about 35 grams of dissolved salts per kilogram of seawater, or 3.5% by weight.
If the average salinity of seawater is 29ppt how many grams of dissolved salts will 500g of seawater contain?
5 grams
Is seawater is mixture?
yes
What is organic material?
It is dissolved salts, gases, and nutrients that are presented in seawater.
What term is described as the removal of salts and minerals from seawater?
The term is Desalination.
What are the major seawater salts?
The most important is sodium chloride - NaCl.
