![Parts per Million Concentration. Parts per Million (ppm) is the ratio of the number of grams of solute for every one million grams of solution. parts. - ppt download Parts per Million Concentration. Parts per Million (ppm) is the ratio of the number of grams of solute for every one million grams of solution. parts. - ppt download](https://images.slideplayer.com/25/7788444/slides/slide_3.jpg)
Parts per Million Concentration. Parts per Million (ppm) is the ratio of the number of grams of solute for every one million grams of solution. parts. - ppt download
![SOLVED: Calculate the number of mL of a 50 ppm solution needed to prepare 50 mL of a 6.4 ppm solution. SOLVED: Calculate the number of mL of a 50 ppm solution needed to prepare 50 mL of a 6.4 ppm solution.](https://cdn.numerade.com/ask_previews/522d4264-e8cb-4c03-8c34-224f9d555767_large.jpg)
SOLVED: Calculate the number of mL of a 50 ppm solution needed to prepare 50 mL of a 6.4 ppm solution.
![SOLVED: Explain how to prepare standard solutions (5 ml each) of NaCl with the following concentrations: 10, 20, 30, 50, 70 ppm. The stock solution has a concentration of 0.05% w/v. (5 marks) SOLVED: Explain how to prepare standard solutions (5 ml each) of NaCl with the following concentrations: 10, 20, 30, 50, 70 ppm. The stock solution has a concentration of 0.05% w/v. (5 marks)](https://cdn.numerade.com/ask_previews/fc48134e-96b7-4b67-b337-532568c3961f_large.jpg)