How does the number of molecules in 1 mol of oxygen compare with the number of molecules in 1 mol of nitrogen?
1 mol of oxygen has fewer molecules
1 mol of oxygen has more molecules
Each sample has the same number of molecules
The molecules cannot be compared without knowing the mass.
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Each same has the same number of molecules.

Explanation:

Regardless of whatever you are comparing a mol represents a physical amount of particles. One mole is 6.022×10^23 particles of anything. So the amount of substance in one mol of something is always the same.

Each sample has the same number of molecules

hurricanes form when warm, moist air from the ocean surface quickly rises into the atmosphere and forms storm clouds and rain. when the clouds are formed, heat is released which warms the cool air in the upper regions of the atmosphere so that the cycle can continue. which two phases of the water cycle are repeated in this process?

the answer is d. 74.02