Parts Per Million

A solution is made from 7 grams of solute dissolved in 1450 grams of solvent. What is the concentration of this solution in ppm?

• 4,804.4 ppm

• 4,827.6 ppm

• 4,851.0 ppm

• 4,790.0 ppm

What is the concentration of a solution in parts per million if 0.02 grams of NaCl is dissolved in 1000 grams of water?

• 2 ppm

• 20 ppm

• 200 pm

• 0.2 ppm

What is the concentration of solution (in ppm) made up of 0.005 grams of solute in 350 grams of solution?

• 14.3 ppm

• 12.1 ppm

• 1.4 ppm

• 9.8 ppm

A 2400.-gram sample of an aqueous solution contains 0.012 gram of NH₃. What is the concentration of NH₃ in the solution, expressed as parts per million?

• 5.0 ppm

• 15 ppm

• 20. ppm

• 50. ppm

What is the concentration, in ppm, of lead in a 6.0 kg solution that contains 12 mg of lead?

• 1.0 ppm

• 2.0 ppm

• 3.0 ppm

• 4.0 ppm

ppm stands for...

What is the ppm of sulfur for the following solution: a solution with 490 mL of water, 490 mL of sugar, and 20 mL of sulfur?

• 20,000 ppm

• 20,408 ppm

• 39,215 ppm

• 40,816 ppm

6 mg of mercury was found in a 5 L sample of water. What is the concentration of mercury in ppm?

• 120 ppm

• 1.2 ppm

• 120000 ppm

• 1200 ppm

What is the concentration in ppm when 30 mg of NaCl are dissolved in 600 mL of water?

• 0.05 ppm

• 18 ppm

• 50 ppm

• 1800 ppm

How many grams of Ca(OH)₂ are in a solution with a concentration of 250 parts per million and a volume of 8000 ml ?

• 0.032 g

• 2 g

• 32 g

• 2000 g