OTEL MAHbond.roinW Ices.es.02 A SevlozzibWE2VT.Od. 0.202 mc. 0.302 mb. 0.407 m29. Convert 0.505 M FeCl3 to molality. The density of the solution is 1.060 g/mL.a. 0.516 mc. neutralizationb. ionization30. During the Born-Haber cycle of sodium chloride, there is a reaction, Na(s)a. sublimation31. An experiment is performed and it is found that a mixture of 12.0 grams of an unknown solid mixed with 40.0 gramsof carbon disulfide boils at 53.3°C. If the boiling point of pure carbon disulfide is 46.0°C, what is the molecular mass ofthe unknown solid? K, for carbon disulfide is 2.79 °C/m.a. 115 amub. 158 amuc. 195 amusogoo32. Which one of the following is not a part of osmosis?a. osmotic pressurec. overall flow of solventd. dissociationNa(g). What is its name?b. semipermeable membraned. overall flow of solute.34. Which terms would properly fill the blanks of the following?A colloid has aphase and ab. solute/solventa. solution/soluted. 133 amu33. The addition of sodium chloride to water will cause the boiling point of solution to increase above that of purewater. What is happening on the molecular level to cause this to happen?a. The ions at the surface are blocking water molecules from leaving until they attain a higher kinetic energy.b. The ions are forming precipitates with water that fall to the bottom of the container.c. The water is ionized by the ions and the new set of ions form an ionic compound that is nonvolatile.phase.c. dispersed/continuousd. solid/solute35. 5.63 grams of LiBr dissolved in 78.0 grams of water. What is the molality of this LiBr solution?c. 0.536 md. 0.831 mb. 0.684 ma. 0.979 m36. "The component of a solution in smaller amount" is our textbook's definition of what?b. solventa. colloidc. precipitated. solute37. "The resistance to flow that is exhibited by all liquids and gases" is called what?b. surface tensiona. viscosityc. capillary action tools to d. fluid laglod38. Selenium tetrabromide has a vapor pressure of 757 mmHg at 145°C and 422 mmHg at 85°C. What is the heat ofvaporization of selenium tetrabromide?a. 6.45 kJb. 10.1 kJc. 8.58 kJd. 12.1 kJ39. "The temperature at which the vapor pressure of a liquid equals the pressure exerted on the liquid" is called what?c. the critical pressured. the critical pointa. the triple point b. the boiling point40. 5.63 grams of LiBr is dissolved in 78.0 grams of water. What is the mole fraction of LiBr in this solution?b. 0.0122a. 0.00955c. 0.0147d. 0.017341. "The tendency of atoms in molecules to have eight electrons in their valence shells" is thea. eightb. valencec. full shelld. octetrule.42. A solution consists of sodium chloride solid dissolved in water. How will the solubility of the sodium chloride beaffected by the increase in pressure above the solution?a. It will increase.b. It will decrease.c. It will remain unchanged.

Answered: Image /qna-images/answer/a3d93b0b-ef2d-4126-95f6-5d058ede527b.jpg

d. d. 0.202 m c. 0.302 m b. 0.407 m 29. Convert 0.505 M FeCl, to molality. The density of the solution is 1.060 g/mL. a. 0.516 m d. dissociation b. ionization 30. During the Born-Haber cycle of sodium chloride, there is a reaction, Na(s)Na(g). What is its name? a. sublimation c. neutralization 31. An experiment is performed and it is found that a mixture of 12.0 grams of an unknown solid mixed with 40.0 grams of carbon disulfide boils at 53.3°C. If the boiling point of pure carbon disulfide is 46.0°C, what is the molecular mass of the unknown solid? Ks for carbon disulfide is 2.79 °C/m. 115 amu b. 158 amu c. 195 amu d. 133 amu

d. d. 0.202 m c. 0.302 m b. 0.407 m 29. Convert 0.505 M FeCl, to molality. The density of the solution is 1.060 g/mL. a. 0.516 m d. dissociation b. ionization 30. During the Born-Haber cycle of sodium chloride, there is a reaction, Na(s)Na(g). What is its name? a. sublimation c. neutralization 31. An experiment is performed and it is found that a mixture of 12.0 grams of an unknown solid mixed with 40.0 grams of carbon disulfide boils at 53.3°C. If the boiling point of pure carbon disulfide is 46.0°C, what is the molecular mass of the unknown solid? Ks for carbon disulfide is 2.79 °C/m. 115 amu b. 158 amu c. 195 amu d. 133 amu

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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