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How many moles is 2.80 x 1024 atoms of Si?
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How many moles is 2.80 x 1024 atoms of Si?

User Knight
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7 votes

Answer:

4.65 moles of Si.

Step-by-step explanation:

User Tejay Cardon
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3 votes
Let x moles of silicon contains 2.8x10^24 atoms. 6.02x10^23 atoms are present in 1 mole of Si. Therefore 2.80x10^24 atoms are present in = 2.8x10^24/6.02x10^23 = 4.65 moles of Si.
User Randyr
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