Notes for Quiz 4 - Properties of water Hydrogen bonds =...

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Unformatted text preview: Properties of water Hydrogen bonds = cohesion o Surface tension o Viscosity o Heat of vaporization o Latent heat of fusion o Heat capacity o Density o Solubility Max density of 4 deg C Seawater composition Salinity o Total amount of dissolved solids in water o Unit- parts/ thousand or psu o Average 35 g of solids o Composition Major ions- 100 ppm + Chloride Na Sulfate Mg Ca K Minor Ions- 1-100 ppm Bicarbonate Bromide Boric acid Strontium High salinity due to high evaporation rates Salinity low at equator and in artic Mediterranean- very salty Amount of oxygen in air (210 ml/l) higher than sea water (3-5ml/l) More oxygen at surface o No photosynthesis below ~100m o More respiration above o Below 200m waters dont mix o Deep ocean pops of organisms are smaller and less active Carbon dioxide in sea water o CO2 + HOH <-> H2CO3 carbonic acid o H2CO3 <-> H+ + HCO3- bicarbonate o HCO3- <-> H+ + CO32- carbonate o Primary form of carbon in seawater is in bicarbonate...
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This note was uploaded on 09/26/2010 for the course MNS 320 taught by Professor Staff during the Spring '08 term at University of Texas at Austin.

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Notes for Quiz 4 - Properties of water Hydrogen bonds =...

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