What Mass of Oxygen Gas Is Produced in the Electrolysis

question 118

Multiple Choice

What mass of oxygen gas is produced in the electrolysis of water, for every gram of hydrogen gas formed? Reaction: 2H₂O(l) → 2H₂(g) + O₂(g)

• A) 32 g O₂
• B) 16 g O₂
• C) 64 g O₂
• D) 20 g O₂
• E) 8 g O₂

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