Would you expect two electrons to attract or repel each other?

Which of the following elements would you expect to have the lowest ionization energy value? fluorine, lithium, neon, nitrogen

What does a complete balanced chemical equation include? a. exothermic coefficients b. endothermic coefficients c. valence electrons d. molar coefficients

In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2