wileyPLUS: HywileyPLUS I Help I Contact us I Log s Cutnell, Physics, 11le GENERA

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wileyPLUS: HywileyPLUS I Help I Contact us I Log s Cutnell, Physics, 11le GENERAL PHYSICS (PHYS 2001/200 Gradebook ORION Downloadable eTextbook FULL SCREEN PRINTER VERSION BACK NEXT Chapter 20, Problem 005 GO 12 Your answer is partially correct. Try again. current when the potential Suppose that the resistance between the walls of a biological cell is 5.4 x 1090. (a) What is the difference between the walls is 80 mV? (b) If the current is composed of Na lons (g+e), how many such ions flow in 0.71 ? (a) N 1.48E-11 Units IT A (b) Number 6.56876-31 Units SHOW HINT O TUTORIAL LINK TO TEXTLINK TO TEXT Question Attempts: Unlimited SAVE FOR LATER SUBMET ANSWER MapleNet A Rights Reserved. A Division of lohs Wiy&S ok Air FYO f8 FS

Explanation / Answer

Part b)

Given,

Time, t = 0.71 sec

Charge, Q = It = 1.05 x 10^-11 C

Charge of electron, e = 1.6 x 10^-19 C

Number of ions flow, N = Q/e = 6.57 x 10^7

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