What is cellular respiration the reverse of?

If the root word engage means “to connect with something,” what does the word disengage mean in the following sentence? he disengaged the gears by stepping on the clutch pedal.a.added more engine powerb.activated a connection to the pedalc.stalled the engined.released a connection to the pedal

Light waves can move through , but they travel fastest when they move through a(n) .

Which sample at stp has the same number of atoms as 18 liters of ne at stp