Part A Estimate the time needed for a glycine molecule (see Table 13-4 in the textbook) to diffuse a distance of 20 um in Water at 20 "Cif ts concentration varies over that distance from 1.05 mol/m' to 0.42 mol/m Express your answer to two significant figures and include the appropriate units. ? 312 Submit Previous Answers ReauestAnswer

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Part B
Compare this "speed" to its rms (thermal) speed. The molecular mass of glycine is about 75 u.
Express your answer using two significant figures.
να ΑΣφ
Udiffuse
8.699 10 8
Urms
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Transcribed Image Text:Part B Compare this "speed" to its rms (thermal) speed. The molecular mass of glycine is about 75 u. Express your answer using two significant figures. να ΑΣφ Udiffuse 8.699 10 8 Urms Submit Previous Answers Request Answer
Part A
Estimate the time needed for a glycine molecule (see Table 13-4 in the textbook) to diffuse a distance of 20 um in water at 20 "Cirts concentration varies over that
distance from 1.05 mol/m' to 0.42 mol/m
Express your answer to two significant figures and include the appropriate units.
HA
312
S
Submit
Previous Answers ReguestAnswer
Transcribed Image Text:Part A Estimate the time needed for a glycine molecule (see Table 13-4 in the textbook) to diffuse a distance of 20 um in water at 20 "Cirts concentration varies over that distance from 1.05 mol/m' to 0.42 mol/m Express your answer to two significant figures and include the appropriate units. HA 312 S Submit Previous Answers ReguestAnswer
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