Prematurity in children is usually in those of lower economic households true or false

False, it doesn't matter if you're children were premature, they may stay in the hospital for a few weeks then go right home depending if there's nothing wrong with them.

The president's only official legislative duty is to sign or veto bills.

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.