A Mole of Oxygen (O₂)molecules and a Mole of Carbon

question 47

Multiple Choice

A mole of oxygen (O₂) molecules and a mole of carbon dioxide (CO₂) molecules at the same temperature and pressure have

• A) the same average molecular speeds.
• B) the same number of atoms.
• C) different average kinetic energy per molecule.
• D) the same number of molecules.
• E) different volumes.

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