In which one of the following cases the number of hydrogen atoms is more?2 moles of HCl or 1 mole of NH3 (Hint: 1 mole of a substance contains as much number ofmoles of atoms as are in 1 molecule of a substance).

Which activity describes an application of topographic maps? check all that apply. recreation, such as camping and hiking engineering, such as the construction of roads and buildings science, such as mapping stars in the sky business, such as analyzing population centers science, such as analyzing surface features