Ms. Stout is a second grade teacher. She carefully designs a lesson to help one of her students advance to a new level of mathematical understanding. The student transitions into a new zone of development.

Bthreatening to ally with germany

Ifound the exercise on the internet. attached is the list mentioned above.in order for a compound to be considered optically active it can't have any axis or plan of symmetry. the molecule  shouldn't also  be superimposable on its mirror image.with such considerations, the compounds that are optically active are: -third compound on the first image is optically active; -second and third compound from the second image are optically actives.