-14. What is the boiling point elevation when 147 g of lactic acid (C6 H 100 5) is dissolved in 647 g of cyclohexane (C6H12)? The boiling point constant for cyclohexane is 2.79 °C/m. А. 39.1°С В. 391 °C С. 3.91°С D. 0.391 °C
-14. What is the boiling point elevation when 147 g of lactic acid (C6 H 100 5) is dissolved in 647 g of cyclohexane (C6H12)? The boiling point constant for cyclohexane is 2.79 °C/m. А. 39.1°С В. 391 °C С. 3.91°С D. 0.391 °C
Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter15: Principles Of Chemical Reactivity: Equilibria
Section15.6: Disturbing A Chemical Equilibrium
Problem 2.1ACP: Freezing point depression is one means of determining the molar mass of a compound. The freezing...
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Answer number 14
![ng point and freezing point: due to the addition of solutes,
the boiling point tends to increase, and freezing point tends to
A. decrease
B. increase
C. doubled
D. remains constant
14. What is the boiling point elevation when 147 g of lactic acid (C6 H 10O 5) is dissolved in 647 g of
cyclohexane (C6H12)? The boiling point constant for cyclohexane is 2.79 °C/m.
A. 39.1 °C
В. 391 °C
C. 3.91 °C
15. Benzophenone has a freezing point of 49.000C. A 0.450 molal solution of urea in this solvent has a freezing
D. 0.391 °C
point of 44.590C. Find the freezing noint denression constont for tho gol](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd01c890c-7db4-47bd-9c12-6bdebdc9cb13%2Fee2b625b-9c64-4b2f-9f37-d7061e316993%2Fadd428d_processed.jpeg&w=3840&q=75)
Transcribed Image Text:ng point and freezing point: due to the addition of solutes,
the boiling point tends to increase, and freezing point tends to
A. decrease
B. increase
C. doubled
D. remains constant
14. What is the boiling point elevation when 147 g of lactic acid (C6 H 10O 5) is dissolved in 647 g of
cyclohexane (C6H12)? The boiling point constant for cyclohexane is 2.79 °C/m.
A. 39.1 °C
В. 391 °C
C. 3.91 °C
15. Benzophenone has a freezing point of 49.000C. A 0.450 molal solution of urea in this solvent has a freezing
D. 0.391 °C
point of 44.590C. Find the freezing noint denression constont for tho gol
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