Question

Which of the following contains the largest number of atoms -
(A) 11g of CO2 (B) 4g of H2 (C) 5g of NH3 (D) 8g of SO2

Answer 1

Answer:

4g of h2

Explanation:

n = m/M =  4/2 = 2

no of atoms in 2mol of h2 =  6.2*10^23 *2

                                             = 12.4 * 10^23 Ans

Answer 2

Answer:

4g of H2 is correct answer