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(a). What is the mass percentage of lodine, , in a solution containing 0.055 mol i, in 105 g of CCL,? (b). Seawater contains 0.0079 g Sr per kilogram of water. What is the concentration of Sr measured in ppm.

(a). What is the mass percentage of lodine, , in a solution containing 0.055 mol i, in 105 g of CCL,? (b). Seawater contains 0.0079 g Sr per kilogram of water. What is the concentration of Sr measured in ppm.

General Chemistry - Standalone book (MindTap Course List)
General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter12: Solutions
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1. (a). What is the mass percentage of lodine. I. in a solution containing 0.055 mol I, in 105 g of CCI,? (b). Seawater contains 0.0079 g Sr" per kilogram of water. What is the concentration of Sr measured in ppm. 2. Calculate the molarity of the following aqueous solutions. (a), 15.0 g of Cacl, in 0.350 L of solution (b). 35.0 mL of 6.00 M H.SO, diluted to 250. ml. 3. The density of acetonitrile, CH,CN, is 0.786 g/ml, and the density of methanol, CH,OH, is 0.791 g/mL A solution is made by dissolving 20.0 mL of CH,OH is 100.0 mL of CH,CN. (a). What is the mole fraction of methanol in the solution?
Transcribed Image Text:1. (a). What is the mass percentage of lodine. I. in a solution containing 0.055 mol I, in 105 g of CCI,? (b). Seawater contains 0.0079 g Sr" per kilogram of water. What is the concentration of Sr measured in ppm. 2. Calculate the molarity of the following aqueous solutions. (a), 15.0 g of Cacl, in 0.350 L of solution (b). 35.0 mL of 6.00 M H.SO, diluted to 250. ml. 3. The density of acetonitrile, CH,CN, is 0.786 g/ml, and the density of methanol, CH,OH, is 0.791 g/mL A solution is made by dissolving 20.0 mL of CH,OH is 100.0 mL of CH,CN. (a). What is the mole fraction of methanol in the solution?
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