Potassium Superoxide (KO₂)can Simulate a Plant-Type Action by Consuming Carbon

question 127

Multiple Choice

Potassium superoxide (KO₂) can simulate a plant-type action by consuming carbon dioxide (CO₂) gas and releasing oxygen (O₂) gas.The other product is potassium carbonate (K₂CO₃) .When the equation for this process is balanced,it shows that:

• A)3 mol oxygen is produced per mol KO₂ consumed
• B)2 mol KO₂ is consumed per mol carbon dioxide
• C)moles of reactants equals moles of product
• D)3 g of oxygen is produced per 2 g CO₂ consumed
• E)moles of products exceed moles of reactants

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