Find the number of moles and number of atoms of H and S in 10 mole of H2S. Share with your friends Share 0 Aditi Gupta answered this Solution: Number of atoms of Hydrogen atom = 2×10 × NA = 20×NA atoms of hydrogenSince, 1 mol of H2S contains 2 ×NA atoms of hydrogen.Here, NA is avogadro number.Number of atoms of Sulphur atom = 1×10×NA = 10 NA atomsMoles of hydrogen atoms = 20 molesMoles of sulphur atoms = 10 moles 2 View Full Answer