Air is made up of different gases, such as oxygen, nitrogen, and carbon dioxide. which statement best describes these three components of air?

a)they are all classified as pure substances.

b)they cannot react with another substance.

c)they are chemically bonded to one another.

d)they can be classified as elements.

100 points answer quick the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

What is the mass of each element in a 324.8 sample of co2

What is the molar mass of potassium nitrate, kno3