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• mass of proton

  1.673×10^-27kg
• mass of neutron

  1.675x10^27
• mass of electron

  9.109x10^31kg
• charge of proton

  1.602x10^19
• charge of electron

  -1.602x10^19
• study of all phenomena

  electrostatics
• readily allow

  conductors
• measure of ease

  conductivity
• resist the flow

  insulators
• states that the total charge of an isolated system

  conservation of change
• SI unit of charge

  C
• Coulomb charge

  6.24x10^-19C
• electric field symbol

  e
• charges in coulomb

  q
• value of K coulombs constant

  9x10^9 N.m^2/C^2
• magnitude

  coulomb's law