Which of the following is a condensed structural formula of propane

a). c3h8

b). ch3ch3ch3

c). ch3ch2ch3

d). ch3ch2ch2ch3

All of the following are part of the biosphere except

As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter

Which electron configuration represents the electrons in an atom of sodium in the ground state at stp