How many atoms are present in 1 kg of silver (Atomic mass of silver = 108)
1. 2.03 1023 atoms
2. 5.57 1023 atoms
3. 4.27 10-23 atoms
4. 6.23 1023 atoms
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2. 5.57 1023 atoms
Moles = 1000/108 = 9.25
No. of atoms = 9.25 x 6.023 x 1023
= 5.571 x 1024 atoms