How much carbon and hydrogen would you need to make 128.4 grams of natural gas?

Which is a characteristic of mixtures?

For ai it's atomic number is 13 and it's mass number is 27 how many neutrons does it have

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.