Part A(Figure 1) shows two compartments separated by asemipermeable membrane that is permeable to thesolvent water but not to the solute. The concentration ofthe solute is 135 mM on the right side of the membraneand 70 mM on the left side.What is the height difference h between the two water surfaces at a temperature of 20°C?Express your answer to two significant figures and include the appropriate units.μA?h=ValueUnitsSubmitRequest AnswerPart BFigure< 1 of 1 >Suppose that the membrane is suddenly made permeable to the solute, as can happen in cells when voltage-gatedion channels open, and that the diffusion constant for the solute through the membrane is 5.0 x 10-10 m²/s. Whatis the initial rate of flow of the solute in molecules/s through 10 µm² of a 7.0-nm-thick membrane? These valuesare comparable to the surface area and thickness of a cell membrane.Express your answer to two significant figures and include the appropriate units.IVE ΑΣΦ?molecules/sdt.Two containers with a liquid separated by a membraneSubmitRequest Answer

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a le tion of mbrane Part A What is the height difference between the two water surfaces at a temperature of 20°C? Express your answer to two significant figures and include the appropriate units. μÃ ? h= Value Units Submit Request Answer

a le tion of mbrane Part A What is the height difference between the two water surfaces at a temperature of 20°C? Express your answer to two significant figures and include the appropriate units. μÃ ? h= Value Units Submit Request Answer

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

Chapter13: Solutions And Their Behavior

Section: Chapter Questions

Problem 106SCQ

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Question

Part A
(Figure 1) shows two compartments separated by a
semipermeable membrane that is permeable to the
solvent water but not to the solute. The concentration of
the solute is 135 mM on the right side of the membrane
and 70 mM on the left side.
What is the height difference h between the two water surfaces at a temperature of 20°C?
Express your answer to two significant figures and include the appropriate units.
μA
?
h=
Value
Units
Submit
Request Answer
Part B
Figure
< 1 of 1 >
Suppose that the membrane is suddenly made permeable to the solute, as can happen in cells when voltage-gated
ion channels open, and that the diffusion constant for the solute through the membrane is 5.0 x 10-10 m²/s. What
is the initial rate of flow of the solute in molecules/s through 10 µm² of a 7.0-nm-thick membrane? These values
are comparable to the surface area and thickness of a cell membrane.
Express your answer to two significant figures and include the appropriate units.
IVE ΑΣΦ
?
molecules/s
dt.
Two containers with a liquid separated by a membrane
Submit
Request Answer

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