Which of the following is not a characteristic of an atom? A. The element oxygen, O, is an example.
B. does not contain a bond
C. contains at least one bond
D. contains only one element

__can be defined as which velocity changes

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?

How many atoms are in 2 moles of phosphorus?