OCS 1005 Chapter : Chem Ocn HW 2
15 Mar 2019
School
Department
Course
Professor
Document Summary
Student id# 89-929-4856: the total amount of calcium in the oceans is about 5. 74 x 1020 g and the residence time. Residence time of calcium is 1. 03 x 106 years. Calculate the annual input rate of calcium to the oceans. 5. 57 x 1026 grams/year: the total amount of iron in the oceans is 1. 4 x1016 g and the iron removal rate is 7. 0 x. 200 years: the evaporation rate of water from the oceans is approximately 334,000 km3 per year and the residence time of water in the oceans is about 4,100 years.
