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'morality= mass solute mass solvent 27. A 0.500 L sample of an aqueous solution containing 10.0 g of hemoglobin has an osmotic pressure of 5.9 tom at 22 °C. What is the molar mass of hemoglobin? I aim 760 for 0°c=273.15K 5.4 torr latm = 0,00776316 760 torr

'morality= mass solute mass solvent 27. A 0.500 L sample of an aqueous solution containing 10.0 g of hemoglobin has an osmotic pressure of 5.9 tom at 22 °C. What is the molar mass of hemoglobin? I aim 760 for 0°c=273.15K 5.4 torr latm = 0,00776316 760 torr

Chemistry: The Molecular Science
Chemistry: The Molecular Science
5th Edition
ISBN:9781285199047
Author:John W. Moore, Conrad L. Stanitski
Publisher:John W. Moore, Conrad L. Stanitski
Chapter9: Liquids, Solids, And Materials
Section: Chapter Questions
Problem 116QRT
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following dify the type of crymalline solid (metallie, network covalent, ionic, or molecular) formed by of the SIC No mexecular CHICHICHIUCH molecular KUPO, Monic CaCla Tonic Fe Metan.c HC Tonic 23. What is the coordination number of a chromium atom in the body-centered cubic structure of chroni 181 24. Predict whether each of the following substances would be more soluble in water (polar solo) or in a hydrocarbon such as heptane (CH. nonpolar solvent): non Puser Polar vegetable oil hydrocarbon Cheplane) isopropyl alcohol (water! 25. Solutions of hydrogen in palladium may be formed by exposing Pd metal to H: gas. The concentration of hydrogen in the palladium depends on the pressure of Ha gas applied, but in a more complex fashion than can be described by Henry's law. Under certain conditions, 0.94 g of hydrogen gas is dissolved in 215 g of palladium metal (solution density=10.8 g/cm³). = M s. Qug ₂ 2.016 gimo) 2159 10.83 (²³) 1200 Cm³= 1000 cm Determine the molarity of this M = comer C(graphite) Corint netur NILNO ON.C = fraction = W mojes Scruse nuer moleston. VOIMPE SCAU 0.446 mois 12 -3.9M 0. Determine 0.47 moies H₂ c. 215 kg 2.186 m Determine the percent by mass of hydrogen atoms in this solution. 1. m css= 0.949 0.94g + 2159 XICC 26. A solution of 4.00 g of a nonelectrolyte dissolved in 55.0 g of benzene is found to freeze at 2.32 °C. What is the molar mass of this compound? (need freezing point and freezing point depression of benzene) Depression Poin = (5.48-2,32°C = 3.16°C 4.00 x 10009 117.8 g/mol 0.6172 x55.0mcl AT-KEM 3.16°C 5.12'C m = 0.6172m 760 torr -macs H₂ of this solution, mastity mass scrvenligs 2.186 mos ikg -15 A₂0 = 1009 4₂0| Imol H₂0 10.019 4₂0 mass 4₂0 Taal Mass ionic potassium bromide water 'molality= mass solvent mass Solute 27. A 0.500 L sample of an aqueous solution containing 10.0 g of hemoglobin has an osmotic pressure of 5.9 torr at 22 °C. What is the molar mass of hemoglobin? I atm = 760 for o'c=273.15m 5.4 torr lath = 0,00776316 = 5.55 mol 0.43% HamS 28. A solution contains 5.00 g of urea, CO(NH₂)2, a nonvolatile compound, dissolved in 0.100 kg of water. If the vapor ? pressure of pure water at 25 °C is 23.7 torr, what is the vapor pressure of the solution? solution Xsovena Sorent = 0.985* 23.3 IS urea = 59 CÓ NHÂmọi các nhân 160.06g carat) 2 -0-083 mc1 CONH₂) = 23, 35 for 5.55md 5.633m61 = = 0.466-p! = 0.9853654003 = 120cm³ 1L = 0.120 ooo cm3 CPRING 2023
Transcribed Image Text:following dify the type of crymalline solid (metallie, network covalent, ionic, or molecular) formed by of the SIC No mexecular CHICHICHIUCH molecular KUPO, Monic CaCla Tonic Fe Metan.c HC Tonic 23. What is the coordination number of a chromium atom in the body-centered cubic structure of chroni 181 24. Predict whether each of the following substances would be more soluble in water (polar solo) or in a hydrocarbon such as heptane (CH. nonpolar solvent): non Puser Polar vegetable oil hydrocarbon Cheplane) isopropyl alcohol (water! 25. Solutions of hydrogen in palladium may be formed by exposing Pd metal to H: gas. The concentration of hydrogen in the palladium depends on the pressure of Ha gas applied, but in a more complex fashion than can be described by Henry's law. Under certain conditions, 0.94 g of hydrogen gas is dissolved in 215 g of palladium metal (solution density=10.8 g/cm³). = M s. Qug ₂ 2.016 gimo) 2159 10.83 (²³) 1200 Cm³= 1000 cm Determine the molarity of this M = comer C(graphite) Corint netur NILNO ON.C = fraction = W mojes Scruse nuer moleston. VOIMPE SCAU 0.446 mois 12 -3.9M 0. Determine 0.47 moies H₂ c. 215 kg 2.186 m Determine the percent by mass of hydrogen atoms in this solution. 1. m css= 0.949 0.94g + 2159 XICC 26. A solution of 4.00 g of a nonelectrolyte dissolved in 55.0 g of benzene is found to freeze at 2.32 °C. What is the molar mass of this compound? (need freezing point and freezing point depression of benzene) Depression Poin = (5.48-2,32°C = 3.16°C 4.00 x 10009 117.8 g/mol 0.6172 x55.0mcl AT-KEM 3.16°C 5.12'C m = 0.6172m 760 torr -macs H₂ of this solution, mastity mass scrvenligs 2.186 mos ikg -15 A₂0 = 1009 4₂0| Imol H₂0 10.019 4₂0 mass 4₂0 Taal Mass ionic potassium bromide water 'molality= mass solvent mass Solute 27. A 0.500 L sample of an aqueous solution containing 10.0 g of hemoglobin has an osmotic pressure of 5.9 torr at 22 °C. What is the molar mass of hemoglobin? I atm = 760 for o'c=273.15m 5.4 torr lath = 0,00776316 = 5.55 mol 0.43% HamS 28. A solution contains 5.00 g of urea, CO(NH₂)2, a nonvolatile compound, dissolved in 0.100 kg of water. If the vapor ? pressure of pure water at 25 °C is 23.7 torr, what is the vapor pressure of the solution? solution Xsovena Sorent = 0.985* 23.3 IS urea = 59 CÓ NHÂmọi các nhân 160.06g carat) 2 -0-083 mc1 CONH₂) = 23, 35 for 5.55md 5.633m61 = = 0.466-p! = 0.9853654003 = 120cm³ 1L = 0.120 ooo cm3 CPRING 2023
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