A Mole of Diatomic Oxygen Molecules and a Mole of Diatomic

question 90

Multiple Choice

A mole of diatomic oxygen molecules and a mole of diatomic nitrogen molecules are at STP.Which statements are true about these molecules? (There could be more than one correct choice. )

• A)Both gases have the same average molecular speeds.
• B)Both gases have the same number of molecules.
• C)Both gases have the same average kinetic energy per molecule.
• D)Both gases have the same average momentum per molecule.

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