Equal masses (in grams)of hydrogen gas and oxygen gas are reacted to form water.Which substance is limiting?
A)Oxygen gas is limiting.
B)Hydrogen gas is limiting.
C)Water is limiting.
D)Nothing is limiting.
E)More information is needed to answer this question.

Question

Quizplus · Accepted Answer

Oxygen gas is limiting because the stoichiometry of water formation requires two hydrogen atoms for every oxygen atom. Given equal masses, there will be more moles of hydrogen (lighter) than oxygen (heavier), making oxygen the limiting reactant.

Equal Masses (In Grams)of Hydrogen Gas and Oxygen Gas Are