8) How many grams of O are combine with 7.14810² atoms of N in the compound
N₂O5?​

Why are the trends and exceptions to the trends in ionization energy observed?

For the following dehydrohalogenation (e2) reaction, draw the zaitsev product(s) resulting from elimination involving c3–c4 (i.e., the carbon atoms depicted with stereobonds). show the product stereochemistry clearly. if there is more than one organic product, both products may be drawn in the same box. ignore elimination involving c3 or c4 and any carbon atom other than c4 or c3.

Which characteristics can be used to differentiate star systems? check all that apply.