A solution of rubbing alcohol that is used as a first aid antiseptic is 65 % isopropyl alcohol and 35% water by mass. The formula of isopropyl alcohol is (CH3)2CHOH. The density of rubbing alcohol is 0.84 g/ mL. Calculate the number of carbon atoms present in 2.50 L of rubbing alcohol.

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

What does x represent in the formula for the compound xcl4?

Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.