What is unusual because it expands as it freezes. very few substances have this property. the reason liquid water is more dense then ice can be explained by? a) water is the universal solvent b) water has an unusually high boiling point c) water contains elements that are not common in order substances d) water is polar and the positive and negative ends of the molecule attract each other answer it correctly

que no se

D

Explanation:

answer: 20 percent

the fish culture has become a developing commercial practice in developing countries which is already prominent in developed countries of the world. the major fish protein demand is being supplemented in developing countries is   fishing to meet the needs of the growing population. therefore, in some developing nations, the percentage of animal protein from fish in the diet can be as high as 20 percent.