The phase change that occurs when a liquid goes to a gas?

How many atoms of oxygen are contained in 160 grams of n2o3

Different isotopes indicate that an element will have different numbers of

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.