Part A The nucleus of a 125 Xe atom (an isotope of the element xenon with mass 125 u) is 6.0 fm in diameter. It has 54 protons and charge q = +54e. What is the electric force on a proton 1.1 fm from the surface of the nucleus? Hint: Treat the spherical nucleus as a point charge. Express your answer to two significant figures and include the appropriate units. ? F = Value Units Submit Request Answer Part B What is the proton's acceleration? Express your answer to two significant figures and include the appropriate units. HA Value Units Submit Request