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NEETChemistrySome Basic Concepts of Chemistry

Calculate the number of atoms in each of the following: (i) 52 moles of Ar (ii) 52 u of He and (iii) 52 g of He.

Options

  1. A(i) 3.131×10 22 atoms (ii) 15 atoms and (iii) 7.83×10 20 atoms
  2. B(i) 3.131×10 25 atoms (ii) 13 atoms and (iii) 7.83×10 24 atoms
  3. C(i) 3.131×10 25 atoms (ii) 10 atoms and (iii) 7.83×10 24 atoms
  4. D(i) 3.541×10 25 atoms (ii) 13 atoms and (iii) 8.546×10 24 atoms

Correct answer

B. (i) 3.131×10 25 atoms (ii) 13 atoms and (iii) 7.83×10 24 atoms

Step-by-step solution

Correct Option is : (B) (i) 3.131×10 25 atoms (ii) 13 atoms and (iii) 7.83×10 24 atoms

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