Recent advances in technology have allowedresearchers to use nanoparticles to make the firstmeasurements of electric fields inside cells. Thefield strengths are surprisingly large. In one type ofcell, the electric field strength just outside thenucleus is approximately 47 kV/m. We can modelthe nucleus as an 8-um-diameter sphere andassume that positive charges are uniformlydistributed on its surface.Part AWhat is the charge on the nucleus?Express your answer with the appropriate units.μÅXb9= 3.34 10•-16X 10CXSubmit Previous Answers Request Answer?SCX Incorrect; Try Again; 4 attempts remaining ▼Part BIf the charge is due to ions with charge +e, how many excess ions are on the surface of the nucleus?Express your answer in amount of ions.15 ΑΣΦN =Submit▾ Part CWhat is the electric potential at the surface of the nucleus?Express your answer with the appropriate units.V =Request Answer0HÅValueSubmit Request Answerwww. ?Unitsions

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