You can see ideal gas molecules in 3D if you use "Ideal Gas in 3D". It can help you to understand molecules motion, Boyle`s law, Charles law and Maxwell distribution. You can change all parameters of ideal gas as temperature, pressure, volume and mole number. The relation of pressure, volume and temperature of ideal gas showed by diagram.

Probability Calculator is a quick, simple and effective tool which can be used by students, scientists, teachers or professional analysts alike. It supports over 40 different distributions (pdf, cdf, survival, hazard and cumulative hazard function). It calculates estimates for first 4 moments, percent point function (ppf) for any distribution and exports results as tabulated data (text, xml, html table) or as plotted chart.