Chemistry
Grade-9
Easy
Question
How many moles of Cu is present in the 6.0222 × 1024 atom?
- 15 moles
- 10 moles
- 20 moles
- 5 moles
Hint:
1 mole of Cu has 
23 atoms.
The correct answer is: 10 moles
1 mole of Cu has 23 atoms.
Number of mole of atoms present in 24 atoms = 24 
23 = 10 moles.
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