If 1216 G of Cobalt Metal Reacts with 0

question 53

Multiple Choice

If 1.216 g of cobalt metal reacts with 0.495 g of oxygen gas,what is the empirical formula of the cobalt oxide product?

• A)CoO
• B)CoO₂
• C)CoO₃
• D)CO₂O₃
• E)CO₃O₂

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