US Geological Survey
Usgs: Water Properties and Measurements
Learn about the various attributes of water and how they affect life on Earth.
CK-12 Foundation
Ck 12: Liquids
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will describe a liquid according to the kinetic-molecular theory. They will also learn how a liquid exhibits surface...
OpenStax
Open Stax: College Physics: Phase Changes
Learn about the phases of matter in this section of a college textbook. Section defines the phases of matter and discusses how to interpret a phase diagram. Also explored is partial pressures and Dalton's Law. Section also includes...
Texas Education Agency
Texas Gateway: Phase Changes
Learn how to interpret a phase diagram, explain Dalton's Law, and describe the state of equilibrium between a liquid and a gas, a liquid and a solid, and a gas and a solid. This resource contains in-depth explanations and multiple...
Texas Education Agency
Texas Gateway: Humidity, Evaporation, and Boiling
Learn about the relationship between vapor pressure of water and capacity of air to hold water vapor, the relationship between relative humidity and partial pressure of water vapor in the air, and how to calculate vapor density,...
Texas Education Agency
Texas Gateway: Humidity, Evaporation, and Boiling
By the end of this section, you will be able to explain the relationship between vapor pressure of water and the capacity of air to hold water vapor, explain the relationship between relative humidity and partial pressure of water vapor...
Carnegie Mellon University
Carnegie Mellon: Vapor Pressure Tank
Basic design of a demonstration machine that will lower the vapor pressure and cause water to evaporate at room temperature.
Concord Consortium
Concord Consortium: Molecular Workbench Showcase: Chemistry, Vapor Pressure
A series of virtual experiments that show students the power and importance of evaporation.
USA Today
Usa Today: Weather Basics: Understanding Humidity
This article is a guide to understanding humidity and related weather concepts. Includes helpful definitions of multiple terms.
University of Illinois
University of Illinois Urbana Champaign: Observed Dew Point Temperature
Describes what dew point is and how it relates to moisture content of the air. Also explains condensation and relative humidity.
Texas Instruments
Texas Instruments: Vapor Pressure of Liquids
Students investigate the relationship between the vapor pressure of liquid and its temperature. They use a Pressure Sensor and a Temperature Probe to collect pressure and temperature data. Students compare the vapor pressure of two liquids.
Environmental Chemistry
Periodic Table of Elements: Gallium
A very detailed look at the element Gallium, a member of the Boron Group.
Environmental Chemistry
Periodic Table of Elements: Indium
A very detailed look at the element Indium, a member of the Boron Group.
Environmental Chemistry
Periodic Table of Elements: Thallium
A very detailed look at the element Thallium, a member of the Boron Group.
Purdue University
Purdue University: Vapor Pressure Lowering
A good explanation of vapor pressure depression.
Encyclopedia of Earth
Encyclopedia of Earth: Physics & Chemistry: Volatility (Chemistry)
Detailed explanation of the term 'volatility' and how it is used in chemistry and physics. (Updated: January 9, 2012)
Encyclopedia of Earth
Encyclopedia of Earth: Physics & Chemistry: Boiling Point
A scientific explanation of what a boiling point is, the factors that can alter a liquid's boiling point, changes of state that occur at the boiling point, and how the normal boiling point relates to a liquid's vapor pressure. (Updated:...
Towson University
Towson University: Ideal and Real Gas Laws
The ideal gas law is stated and explained at this site from the Towson University. It is then used to derive the other gas laws (Charles, Boyle's, Gay-Lussac's, Avogadro's, combined, etc.). Other gas law relationships are discussed....
Other
Ics: Temperature, Humidity, and Dew Point
This site provides a discussion of dew point and relative humidity, containing formulas that look at connections between temperature, humidity, and dew point.
Wyzant
Wyzant: Chem Tutor: Gases
A lengthy page covering most all the gas laws. Each law is described in words and stated as an equation. The use of each law in solving problems is demonstrated. Some problem-solving tips are provided. There are 23 practice problems with...
State University of New York
State University of New York: The Classius Clapyron Equation
The Classius-Clapyron equation can be used to determine the enthalpy of vaporization from vapor pressure measurements over a range of temperatures. In this simulation students are asked to create the appropriate plot of the data and use...
Other
American Institute of Physics: Vapor Pressure Calculator
Type in an element or compound and the temperature and corresponding vapor pressures are shown.
University of Florida
Chemistry 2041 Lecture Notes: Ideal Gases
The ideal gas law is presented and explained. The derivation of other gas laws is performed. Gas behavior is explained in terms of gas laws. Excellent graphics.
Concord Consortium
Concord Consortium: Molecular Workbench: Vapor Pressure Experiments
Use these virtual vapor pressure experiments to learn more about gases' reactions in various scenarios.