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A solution of water contains 15mg of...
A solution is labeled as 7.75% Naa by mass, write this unit as a fraction. Be very thorough in writing this fraction. What are the numbers, units and substance? 4. 7.75% Nad-, 5. A solution is labeled as 7.75 ppm CI by mass. Write this unit as a fraction. Be very thorough in writing this fraction. What are the numbers, units and substance? 7.75 006 7.75 ppm cr = yea! 6. Asolution of water contains 15 mg of carbon dioxide in 500 mL of water. The density of the solution is 1.00 E/mL Calculate the concentration of carbon dioxide in ppm. 0.015 2 7. A solution is 12 ppm Ct in water. How many ions of CIt are in 500 grams of solution?
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Answer #1

(6)

Given conc = 15 mg/500 mL = (15/500) mg/mL

This is equivalent to: 15/0.5 mg/L = 30 mg/L

Since 1 mg/L = 1 ppm

So, conc of CO2 solution = 30 ppm

Hope this helps !

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