Why is it particularly difficult to separate oil and water once they are mixed? Please help you will get brainliest

The p sub shell can hold up to 8 electrons in an atom. true or false?

Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?

‘which reaction would most likely require the use of an inert electrode?