Which sets of quantum numbers are not allowe . a. n= 5 ,1 = 4 ,?ml = 0 ms = 1/2 b.) n=3,1= 0 , ml = -1 , ms = -1/2 c. n= 3 ,1= 1 , ml = 0 , ms = 1/2 d. n=2 ,1 = 2 , ml = 0 , ms = -1/2​

When svante arrhenius first proposed his acid-base theory, he was a doctoral candidate. his professors thought his ideas were unfounded. within a decade, the arrhenius theory of acid-base was widely accepted and praised within the scientific world. arrhenius defined acids as compounds having ionizable hydrogen and bases as compounds with ionizable a) barium. b) hydronium. c) hydroxide. d) oxygen.

Draw any one of the skeletal structures of a 2° alkyl bromide having the molecular formula of c6h13br and two stereogenic centers. indicate chirality by using wedge and hashed wedge notation. lone pairs do not need to be shown.

No copying 15 pts how does a free-body diagram tell you about the net force on an object?