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July 5, 2015

Homework Help: chemical oceanography

Posted by josh on Friday, April 23, 2010 at 2:51pm.

Avg PO4^3- []'s in the deep and surface ocn's are 2.11 and 0.71umolkg^-1. Calc the residence time of PO4^3- in the deep ocn considering the carbon budget(Figure below) Write the general equation, calculation and units.

------ represents a Box outline


Surface---------------------------------
[P]surface
------------/\-----------------;;;;-----
---------\/--------------------;;;;-----
(arrows moving up and down through surface and deep) ventilation =4.6 m/y

;;;;=(sinking)
Jc = 5.0Gt/y







deep------------;;;;--------------------
----------------;;;;--------------------
;;;;=(sinking)
Bc = 0.15Gt/y

sediments-------------------------------

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