Evaporation and transpiration HyO Hyo (rain or 以4 4,, H HO Transpiration is a process in which water escapes through the pores on leaf surfaces
Evaporation and transpiration Transpiration is a process in which water escapes through the pores on leaf surfaces
Composition of natural waters Fresh water: dissolved solids <0.1% Drinking water standard: dissolved solids <0. 05% Major constituents: Ca2+, Mg2+, HCO3 Sea water: dissolved solids N3.5%(Dead sea: 25%) Major constituents C- 9,000ppm Na* 10, 600 ppm SO4- 2, 600 ppm Mg2+ 1, 300 ppm HCO3 140 ppm Ca2+ 400 ppm Br- 65 ppm 380 ppm
Composition of natural waters • Fresh water: dissolved solids <0.1%. – Drinking water standard: dissolved solids <0.05% – Major constituents: Ca2+, Mg2+, HCO3 - . • Sea water: dissolved solids ~3.5% (Dead sea: 25%) – Major constituents Cl- 19,000 ppm Na+ 10,600 ppm SO4 2- 2,600 ppm Mg2+ 1,300 ppm HCO3 - 140 ppm Ca2+ 400 ppm Br- 65 ppm K + 380 ppm