The Reaction of 0

question 40

Multiple Choice

The reaction of 0.779 g K with O₂ forms 1.417 g potassium superoxide,a substance used in self-contained breathing devices.Determine the formula for potassium superoxide.

• A) KO₂
• B) KO
• C) K₂O₃
• D) K₂O
• E) KO₄

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