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40. 5.63 grams of LiBr is dissolved in 78.0 grams of water. What is the mole fraction of LiBr in this solut a. 0.00955 b. 0.0122 c. 0.0147 d. 0.0173 41. "The tendency of atoms in molecules to have eight electrons in their valence shells" is the b. valence a. eight c. full shell d. octet 42. A solution consists of sodium chloride solid dissolved in water. How will the solubility of the sodium affected by the increase in pressure above the solution? a. It will increase. b. It will decrease. c. It will remain unchanged.

40. 5.63 grams of LiBr is dissolved in 78.0 grams of water. What is the mole fraction of LiBr in this solut a. 0.00955 b. 0.0122 c. 0.0147 d. 0.0173 41. "The tendency of atoms in molecules to have eight electrons in their valence shells" is the b. valence a. eight c. full shell d. octet 42. A solution consists of sodium chloride solid dissolved in water. How will the solubility of the sodium affected by the increase in pressure above the solution? a. It will increase. b. It will decrease. c. It will remain unchanged.

Chemistry
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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40. 5.63 grams of LiBr is dissolved in 78.0 grams of water. What is the mole fraction of LiBr in this solutic a. 0.00955 b. 0.0122 c. 0.0147 d. 0.0173 41. "The tendency of atoms in molecules to have eight electrons in their valence shells" is the b. valence a. eight c. full shell d. octet 42. A solution consists of sodium chloride solid dissolved in water. How will the solubility of the sodium affected by the increase in pressure above the solution? a. It will increase. b. It will decrease. c. It will remain unchanged. 回 t M Address X S
Transcribed Image Text:40. 5.63 grams of LiBr is dissolved in 78.0 grams of water. What is the mole fraction of LiBr in this solutic a. 0.00955 b. 0.0122 c. 0.0147 d. 0.0173 41. "The tendency of atoms in molecules to have eight electrons in their valence shells" is the b. valence a. eight c. full shell d. octet 42. A solution consists of sodium chloride solid dissolved in water. How will the solubility of the sodium affected by the increase in pressure above the solution? a. It will increase. b. It will decrease. c. It will remain unchanged. 回 t M Address X S
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