Each 100 mL ( 1 mL of water = 1 g ) of pond water in a tidal area contained 34 mg of salt . Calculate the salt concentration of the pond in ppm

Answer 1

ppm = mg/1000 ml or mg/1000 g

34 g/100 ml x 1000 ml = 340 mg in 1000 ml = 340 mg in 1000 mg = 340 ppm