When 1.0 g of solid naoh (triangle hsoln = –445.1 kj/mol) dissolves in 10 l of water, how much heat is released?

Aside from human impact, which of the following causes less water vapor production over a small area? (2 pderivartin

24. a sports ball is inflated to an internal pressure of 1.85 atm at room temperature (25 °c). if the ball is then played with outside where the temperature is 7.5 °c, what will be the new pressure of the ball? assume the ball does not change in volume nor does any air leak from the ball a) 0.555 atm b) 1.74 atm c) 1.85 atm d) 1.97 atm

Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?