What was one of the main benefits to the use of the icebox for cooling food?

source of cold water

easier to prepare food

slowed microbial growth in food

allowed people to store food for a few days in homes

if two electrons have the same n, the same ℓ, and the same ml, then they are in the same orbital. the pauli exclusion principle states that no two identical fermions (a fancy word for electrons and other subatomic particles like electrons) may occupy the same quantum state in an atom simultaneously.