What is the name of component that has 2 nitrogen and 4 oxygen ?

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

In which situation can a mixture always be called a solution

If i add water to oil what will happen