Reference Tools
The following utilities are Java Applets, which require IE 4.0 or better to view.
- Atmosphere Calculator
Calculate properties of the Earth's atmosphere.
Use the Atmosphere Calculator - Chemical Equation Balancer
This calculator is very flexible in balancing chemistry equations.
Use the Chemical Equation Balancer - Conversion Calculator
This calculator converts length, temperature, area, volume and mass from one unit of measure to another.
Use the Conversions Calculator - Periodic Table of Elements
An interactive periodic table that has information for all 109 elements.
Use the Periodic Table of Elements - Properties of Plastic: Physical Properties
Explore the physical properties of plastic.
Properties of Plastic Chart: Physical Properties - Properties of Plastic: Commonly Used Chemicals
Determine the chemical resistance of various plastics.
Properties of Plastic Chart: Commonly Used Chemicals - Scientific Calculator
This calculator can be used as common scientific calculator (sin, cos, log, power, root, memory), but it also includes a molecular weight calculator and the tables with various physical and chemical constants.
Scientific Calculator - Tips for choosing a pipette
Sign Up! 