25. What are the number of moles of CO2 which contains 16 g of oxygen? A.0.5 mole B.0.2 mole C.0.4 mole D.0.25 mole

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Abhishek Mishra

2 years ago

Answer: Option A Solution: One mole of CO2 has mass of 44 g and 32 g of O2. So 16 g of O2 have 22 g of CO2 or 0.5 moles of it.

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