What is ppm of a solution ?

What is the concentration in ppm, of a solution containing 50mg of Hg per litre?

How much Ca(NO_(3))_(2) in mg must be present in 50 ml of a solution with 2.35 ppm of Ca?

How much Ca(NO_(3))_(2) in mg must be present in 50 ml of a solution with 2.35 ppm of Ca?

A: 1 gram of salt in 1 m^(3) of solution has concentration of 1 ppm. R: ppm is defined as number of parts by mass of solute per million parts of solution.

A: 1 gram of salt in 1 m^(3) of solution has concentration of 1 ppm. R: ppm is defined as number of parts by mass of solute per million parts of solution.

50 ml of water has degree of hardness 160ppm. If a standard soap solution is labelled as 1ml = 1mg of CaCO_3 , what volume of soap solution can produce lather?

What is meant by 5 ppm CaCO_(3) solution?

Calculate the ppm of mercury in water in given sample contain 30mg of Hg in 500ml of solution .

Calculate the ppm of mercury in water in given sample contain 40mg of Hg in 600ml of solution .