answered question 2/7/2010 One Way To Test The Salinity Of A Water Sample Is To Add A Few Drops Of Silver Nitrate Solution With A Known Concentration. As The Solutions Of Sodium Chloride And Silver Nitrate Mix, A Precipitate Of Silver Chloride Forms, And Sodium Nitrate Is Left In Solution. Can You Translate These Sentences Into A Balenced Chemical Equation? What is a easy way of testing the salinity of water? This test must not involve lab equipment. But it must be able to do at home, using household things.