Boyle's law describes the relationship between two different pressures and volumes at constant temperature as which of the following equations?
O A. P. V = P2V2
O B. P V2 = P2V
OC. V/P = V2/P2
OD. P./V1 = P2/V2

.) the observation by semmelweis that more mothers died of childbed fever when their doctors also worked in the morgue

magnified images possible images can be real = projected onto a screen

which three statements are true about all alloys?