Chemistry

Question Analysis
This question evaluates the student's ability to use the molar mass and Avogadro’s number to determine the mass of a given number of molecules.

Key Concept Explanation
The molar mass of a substance is the mass of one mole of that substance. Avogadro’s number, , is the number of particles (molecules, atoms, etc.) in one mole.

Step-by-step Solution
1. Identify the number of molecules of : molecules.
2. Use Avogadro’s number to find the number of moles:

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