Mastering Physics: Homework #1 Ch 25 Google Chrome https:// session.masteringphy

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Mastering Physics: Homework #1 Ch 25 Google Chrome https:// session.masteringphysics.com 441154408 offset next Help I Close PHY131, SPRING C 2015, iCOURSE Homework Ch 25 Problem 25.30 #1 previous l 8 of 14 l next Problem 25.30 Part A What is the electric force on a proton 1.6fm from the surface of the nucleus? Hint: Treat the spherical nucleus as a point charge. The nucleus of a 125xe atom (an isotope of the element xenon Express your answer to two significant figures and include the appropriate units. with mass 125 u is 6.0 fm in diameter. has 54 protons and charge q +54e. F 4873.23 N Submit My ALI incorrect; Try Again; 3 attempts remaining Part B What is the proton's acceleration? Express your answer to two significant figures and include the appropriate units. a 2.914 10 m Submit My ALI incorrect; Try Again; 4 attempts remaining Continue Provide Feedback Match The Graph question Chegg Sticky Notes

Explanation / Answer

F = k q Q/r^2 = 9.0E9*54*1.6E-19^2/(3.0E-15 + 1.6E-15)^2= 588.0 N

b) a = F/m = 588/1.67E-27= 3.52E29 m/s^2

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