Recent content by jlynne1533

  1. J

    chemistry help please?

    mass in grams of 425 mol of sodium atoms? # of sodium atoms in 425 mol of sodium atoms? # of sodium stoms in 425g of sodium atoms? # of moles of sodium atoms in 425g of sodium atoms? any help would be great..if you caould explain or show work on how you got that answer since i didnt...
  2. J

    CHEMISTRY HELP NEEDED :(?

    If someone could please explain how to get the answer for this problem...it would definitely help A LOT!!! :) write the electron configuration for the following atoms and for the simple ion the the element most commonly forms. In each case, indicate which noble gas has the same electron...
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