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August 30, 2014

Homework Help: Chemical Oceanography

Posted by josh on Thursday, April 22, 2010 at 7:23pm.

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]
------------/\--------------==----------
---------\/-----------------==----------
(arrows moving \/(sinking)
up and down through Jc = 5.0Gt/y
surface and deep)

v =4.6 m/y





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

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

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