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photosynthesis is the process of making food in the presence of water and sunlight and oxygen and carbon dioxide

14 days is the half-life of phosphorus-32

a saline water is fed to a reverse osmosis unit at flow rate o rotameter connected to reject (retentate) line reads 8 installed in reject and permeate line reads 15.2 milli siemens/cm and 300 micro siemens/com respectively.