Question

why is the sea salty?​

Answer 1

Answer:

hope it will help u dear

Explanation:

Salt in the sea, or ocean salinity, is mainly caused by rain washing mineral ions from the land into water. Carbon dioxide in the air dissolves into rainwater, making it slightly acidic. When rain falls, it weathers rocks, releasing mineral salts that separate into ions.

Answer 2

Answer:

Salt in the sea, or ocean salinity, is mainly caused by rain washing mineral ions from the land into water. Carbon dioxide in the air dissolves into rainwater, making it slightly acidic. ... Sodium and chloride, the main constituents of the type of salt used in cooking, make up over 90% of all the ions found in seawater.