Water Can Be Separated into Its Elements According to the Following

question 30

Multiple Choice

Water can be separated into its elements according to the following equation by electrolysis. If 20.0 g of water is decomposed by this method, how much oxygen gas is produced?
2H₂O (l) $\rightarrow$ 2H₂(g) + O₂(g)

• A) 17.8 g
• B) 8.9 g
• C) 35.6 g
• D) 16.0 g
• E) 10.0 g