1. The density of toluene, C₂H², is 0.867 g/mL, and the density of thiophene, C₂H₂S is 1.065 g/mL. A solution is made by dissolving 15.0 g of thiophene in 250.0 mL of toluene. Calculate the following: (M.M.'s: C₂Hg = 92.134; CÂHÂS = 84.138 g/mol) [Volumes are additive.] a. Molarity [0.675 M C H₂S] b. Molality [0.823 m C₂H₂S] c. Mole fraction [0.0704] d. Percent (v/v) [5.33% C_H_S] e. Percent (w/v) [5.68% C₂H₂S]
1. The density of toluene, C₂H², is 0.867 g/mL, and the density of thiophene, C₂H₂S is 1.065 g/mL. A solution is made by dissolving 15.0 g of thiophene in 250.0 mL of toluene. Calculate the following: (M.M.'s: C₂Hg = 92.134; CÂHÂS = 84.138 g/mol) [Volumes are additive.] a. Molarity [0.675 M C H₂S] b. Molality [0.823 m C₂H₂S] c. Mole fraction [0.0704] d. Percent (v/v) [5.33% C_H_S] e. Percent (w/v) [5.68% C₂H₂S]
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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![1. The density of toluene, C,Hg, is 0.867 g/mL, and the density
of thiophene, CH,S is 1.065 g/mL. A solution is made by
dissolving 15.0 g of thiophene in 250.0 mL of toluene.
Calculate the following: (M.M.'s: C,H3 = 92.134; C,H,S =
84.138 g/mol) [Volumes are additive.]
a. Molarity
[0.675 M C,H,S]
b. Molality
[0.823 m C,H,S]
c. Mole fraction
[0.0704]
d. Percent (v/v)
[5.33% C,H,S]
e. Percent (w/v)
[5.68% C,H,S]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9b0e7686-0c0d-4eba-ac81-54e736b47f2f%2Fa1937772-f79c-43fb-81de-ac6687c2d755%2Fyd7addm_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1. The density of toluene, C,Hg, is 0.867 g/mL, and the density
of thiophene, CH,S is 1.065 g/mL. A solution is made by
dissolving 15.0 g of thiophene in 250.0 mL of toluene.
Calculate the following: (M.M.'s: C,H3 = 92.134; C,H,S =
84.138 g/mol) [Volumes are additive.]
a. Molarity
[0.675 M C,H,S]
b. Molality
[0.823 m C,H,S]
c. Mole fraction
[0.0704]
d. Percent (v/v)
[5.33% C,H,S]
e. Percent (w/v)
[5.68% C,H,S]
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