What mass of Al(NO3)3 is used for making 4.5 L of a 0.75 N solution ?

Select the correct answer. what is the nature of the se-cl bond in a molecule of selenium chloride (secl2) if the electronegativity value of selenium is 2.55 and that of chlorine is 3.16?

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.

Aconcentrated solution of ammonia is 14.8m and has a density of 0.899g/l. what is the concentration of ammonia in this solution in weight percent (%w/w)?