1a 63 gty 8 012 gty 7 012 gty land bioshpere

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Unformatted text preview: thesis (land): CO2 + H2O à༎ CH2O + O2 1b: Photosynthesis (marine): CO2 + H2O à༎ CH2O + O2 2a: ResipiraJon (marine): CH2O + O2 à༎ CO2 + H2O 2b: RespiraJon (marine): CH2O + O2 à༎ CO2 + H2O 3: Chemical Weathering (step 1) : CaCO3 + CO2 à༎ Ca2+ + 2HCO3- CaSiO3 + CO2 + H2O à༎ Ca2+ + 2HCO3- + SiO2 (Urey ReacJon) 4a, 4b: Geological Burial of Organic C (to produce coal, oil, gas, & sedimentary organic C) 5: Chemical Weathering (step 2, creaJon of carbonate rock): Ca2+ + 2HCO3- à༎ CaCO3 + 2H+ + CO32- (Overall Simplified Urey ReacJon: CaSiO3 + CO2 à༎ CaCO3 + SiO2) 6: Uplis and oxidaJon of Geological Organic C: CH2O + O2 à༎ CO2 + H2O **note that there are only four general types of reacJons When organic C...
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This document was uploaded on 03/26/2014 for the course GEC AS.270.103 at Johns Hopkins.

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