# Problem: In the chemical reaction: 2 H 2 (g) + O2 (g) → 2 H2O (g), with 8 grams of H 2 (2 grams/mole) and 16 grams of O2 (32 grams/mole) and the reaction goes to completion, what is the excess reactant and how much of that would remain?   A) 6 grams of H 2 B) 7 grams of H 2 C) 8 grams of O 2 D) 12 grams of O 2 E) 14 grams of O 2

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In the chemical reaction: 2 H 2 (g) + O2 (g) → 2 H2O (g), with 8 grams of H 2 (2 grams/mole) and 16 grams of O2 (32 grams/mole) and the reaction goes to completion, what is the excess reactant and how much of that would remain?

A) 6 grams of H 2

B) 7 grams of H 2

C) 8 grams of O 2

D) 12 grams of O 2

E) 14 grams of O 2

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