7 posts • Page 1 of 1
I believe all electrons have the same mass. In J.J. Thomson's experiment involving cathode rays, he found that electrons were the same regardless of the metal that was used for the cathode. The mass of an electron I think is approximately 9.109x10^-31 kg or 5.489x10^-4 amu.
Who is online
Users browsing this forum: No registered users and 1 guest