What is the alternative name for responding varible

Imagine you had to physically add electrons, one at a time, to a previously neutral conductor. you add one electron very easily, but the second electron requires more work. in your initial post to the discussion, explain why this is. also, what happens to the work needed to add the third, fourth, fifth, and subsequent electrons

The energy released by a nuclear fusion reaction is produced when

Which compound is held together by the electrostatic force between two ions? a. co2 b. cci4 c. h2s d. mgf2