Hanzo launches his arrow and uses his ultimate attack. The arrow is released from the bow at 30 m/s and accelerates to 100 meters per second in 2 seconds. How fast does the arrow accelerate?

What is the molar mass of potassium nitrate, kno3

Butane gas reacts with oxygen gas to give carbon dioxide gas and water vapor (gas). if you mix butane and oxygen in the correct stoichiometric ratio, and if the total pressure of the mixture is 390 mmhg, what is the pressure (in mmhg) of water vapor after the reaction is completed (temperature and volume do not change).

What volume of 0.500 mol/l hydrochloric acid, hci (aq) is required to react completely with 1.00 g of aluminum hydroxide, ai(oh)3 (s)?