How many moles of
Na2S2O3 are needed to
completely react with
42.7g of AgBr.
Na2S2O3+AgBr=NaBr+Na(Ag(SO2O3)2)

Explain why scientists use shared characteristics to make cladograms.

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.

Nan element’s square on the periodic table, the number with the greatest numerical value represents the