Question

what is salinity and how is it expressed? Why is there high salinity in Red Sea? Explain in two points​

Answer 1

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Salinity is the saltiness or amount of salt dissolved in a body of water, called saline water .

Salinity is either expressed in grams of salt per kilogram of water, or in parts per thousand . For example, if you have 1 gram of salt and 1,000 grams of water, your salinity is 1 g/kg, or 1 ppt.

The salinity of the Red Sea, it is one of the saltiest bodies of water in the world because of strong evaporation.

This is due to the following factors:

• high evaporation and little precipitation;

• lack of large rivers flowing;

• limited connection with the Indian Ocean,

• the salinity level of which is below.

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Answer 2

Answer:

This is the answer.

Expansion:

The degree of concentration of salt in sea water is known as salinity.

The terms of parts per thousand.Usually, the average salinity of sea water is 35 parts per thousand which means that 1000 grams of sea water contains 35 grams of salt.