How many electrons are neutral in C-12? C-13? C-14?

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

22. a flask containing 450 ml of 0.50 m h2so4 was accidentally knocked to the floor. how many grams of nahco, do you need to put on the spill to neutralize the acid according to the following equation: h2so4(aq)+2 nahcos(aq) na,so(aq) +2 h20()+2 co2(g) d) 38 g a) 2.3 g b) 9.5 g c) 19 g

How many moles are in 43.9 l of oxygen