Water in an open beaker evaporates over time. As the water is evaporating, is the vapor pressure increasing, decreasing, or staying the same? Why?
CHEMISTRY FIRST-UPLOAD NOTES •Chemistry: the study of matter and the changes matter undergoes •Classifications of Matter: - physical: liquid, solid, gas - composition: element, compound, mixture •States of Matter - gas: no fixed volume, compressible - liquid: distinct volume and assumes shape of container - solid: definite shape and definite volume •Pure substance: matter that has distinct properties and a composition that does not vary from sample to sample. •Elements -118 known