In the reaction 2h2(g) + o2(g) ® 2h2o(g), what is the volume ratio of h2 to h2o?

The tendency of water molecules to stick together is referred to as a) adhesion b) polarity c) cohesion d) transpiration e) evaporation

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?

Why does a plastic bottle that is sealed at a high altitude change it’s shape when taken to lower altitude