When the Equation FeCr₂O₄ + K₂CO₃ + O₂ → K₂CrO₄

question 81

Multiple Choice

When the equation FeCr₂O₄ + K₂CO₃ + O₂ → K₂CrO₄ + Fe₂O₃ + CO₂ is balanced with the smallest set of integers, the sum of the coefficients is

• A) 9
• B) 15
• C) 6
• D) 37
• E) 24

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