This is a one-step unit analysis problem. Since we are staying in moles, grams of our compound, and thus molar mass, is not needed.
1 mole is equal to 6.022x10²³ particles as given, so:

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Answer:</h3>
2.49 mol
Let me know if you have any questions.
Answer:
AMEN NNNNNNNNNNNNNNNNNNNNNNNN
Answer:
7 is the only basic number on a pH scale
Answer:
The second answer choice
Explanation:
X seems to list attributes for opaque objects, and y lists attributes of Transparent objects.