How many hydrogen atoms are in 2.12 mol of propane

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.

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?

What is the correct lewis structure for chloroform chcl3