PSYC 2078 : Adolescent Pysc Joe Harris Quiz 4
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Residence time: the total amount of calcium in the oceans is about 5. 74 x 1020 g and the residence time of calcium is 1. 03 x 106 years. Calculate the annual input rate of calcium to the oceans: the total amount of iron in the oceans is 1. 4 x1016 g and the iron removal rate is 7. 0 x. What is the residence time of iron in the oceans: 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.
