Answer:
Chemical Properties of Seawater:
- Sea water contains dissolved ions. 
 - Sea water is a mixture of various organic and inorganic substances. 
 - It contains about 2.5% salts and 96.5% water. 
 
Physical Properties of Seawater:
- The seawater was formed millions of years ago. 
 - It is really complex nature of water. 
 - Due to its huge volume and thickness, it has certain unique characteristics in the distribution of temperature, pressure and density.
 
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