Average salinity or ratio of salt as per kilogram of water of ocean is__________?
A. 35 grams
B. 55 grams
C. 32 grams
D. 42 grams
Average salinity or ratio of salt as per kilogram of water of ocean is__________?
A. 35 grams
B. 55 grams
C. 32 grams
D. 42 grams