Calculate what would be the minimum amount of energy (in joules) necessary to remove a ground-state electron (n = 1) completely from a single hydrogen atom. This process is also known as ionization. To answer this question, think about what value n must be in order to completely separate the electron from the hydrogen atom.

Which of the following warnings would an agricultural chemist tell a farmer who wants to recycle his or her own ammonia? recycling ammonia is a difficult process that sometimes takes weeks. recycling ammonia requires a degree in biochemistry or a related field. recycling ammonia can be harmful because it is highly flammable and toxic. recycling ammonia costs too much money considering the price of the necessary chemicals.