Direction: Analyze and answer the following problems. Use the 4 SFs periodic table list if needed. Showyour solution.1) What is the concentration in ppm of a solution made with 18.5 g of salt and 125000.00 g ofwater?A. 148 ppmB. 150 ppmС. 145D. 138ppmppm2) What is the concentration in ppb of calcium in a 97.0 grams soil sample if it is found that thereis 13.0 grams of calcium in the sample?A. 1.34 x 10^10 ppb B.1.34 x 10^9 ppbC. 1.34 x10^8 ppbD. 1.34 x 10^5 ppb3) What is the percent by mass of 5.0 g of iron (II) sulfate dissolved in 75.0 g of water?A. 6.67%B. 6.25%C.6.3 %D. 6.7%

Answered: Image /qna-images/answer/da779ed1-0711-4022-a8c2-ef6994f91a9a.jpg

1) What is the concentration in ppm of a solution made with 18.5 g of salt and 125000.00 g of water? A. 148 ppm В. 150 рpm C. 145 ppm D. 138 ppm 2) What is the concentration in ppb of calcium in a 97.0 grams soil sample if it is found that there is 13.0 grams of calcium in the sample? A. 1.34 x 10^10 ppb B.1.34 x 10^9 ppb C. 1.34 x10^8 ppb D. 1.34 x 10^5 ppb 3) What is the percent by mass of 5.0 g of iron (II) sulfate dissolved in 75.0 g of water? А. 6.67% В. 6.25% C.6.3 % D. 6.7%

1) What is the concentration in ppm of a solution made with 18.5 g of salt and 125000.00 g of water? A. 148 ppm В. 150 рpm C. 145 ppm D. 138 ppm 2) What is the concentration in ppb of calcium in a 97.0 grams soil sample if it is found that there is 13.0 grams of calcium in the sample? A. 1.34 x 10^10 ppb B.1.34 x 10^9 ppb C. 1.34 x10^8 ppb D. 1.34 x 10^5 ppb 3) What is the percent by mass of 5.0 g of iron (II) sulfate dissolved in 75.0 g of water? А. 6.67% В. 6.25% C.6.3 % D. 6.7%

Introductory Chemistry For Today

8th Edition

ISBN:9781285644561

Author:Seager

Publisher:Seager

Chapter7: Solutions And Colloids

Section: Chapter Questions

Problem 7.107E

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