Question

4.salinity of sea water is about​

Answer 1

Seawater is water from a sea or ocean. On average, seawater in the world's oceans has a salinity of approximately 3.5%, or 35 parts per thousand.

Answer 2

Answer:

The concentration of salt in sea water varies with temoerature,evaporation,and precipitation.The average salinity is about 35 parts per thousand.stated in another way,about 3.5 % of the weight of sea water comes from the dissolv