How many formula units are in 366 grams of aluminum phosphate

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

If an area has high air pressure and low humidity, what type of weather will it most likely have? plz !

The appropriate concentration for an iodine sanitizer is