Which of the following is a characteristic property of noble gases? A. They only react with each other B. They do not react chemically C. They react violently in water D. They react violently in air.

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

Explain which group an element with the electron configuration 1s2 2s2 2p6 3s2 3p6 3d1 4s2 belongs to.

At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure