When 50.0 liters of oxygen at 20.0 oC is compressed to 40.0 liters, what must the new temperature be to maintain constant pressure?

Strong conductivity of plasma allows it to act and react as and

You are making a solution of calcium chloride dissolved in water. you add solid, stir, and it dissolves. you add just a spatula tip full, stir, and the solid does not dissolve. how could you describe the solutions before and after adding the spatula tip amount

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?