These calculator tools may be used to perform conversions of hydrogen from weight to energy, calculate energy equivalency among hydrogen and other transportation fuels based on heating values, perform equation of state calculations, convert units for many parameters from metric to English and other units, make simple financial calculations, and more.

You can use this calculator to convert values to different units of measure, for example from feet to meters. This calculator contains a wide range of units of measure used in the scientific and… See more

This calculator allows you to calculate the amount of each fuel necessary to provide the same energy as 1 kg of hydrogen, 1 million cubic feet natural gas, 1 barrel of crude oil, or 1 gallon of… See more

The NIST Chemistry WebBook provides an interactive equation of state calculator for hydrogen. The system provides… See more

You can use this calculator to make simple financial calculations that are typically used in cost analyses. Present Value of a Future Amount calculates the current worth of an investment… See more

You may use this calculator to do simple conversions between four popular phase points of hydrogen:

  1. liquid at boiling point (-252.87°C at 1 atm).
  2. gas at Normal Temperature… See more

You may use this calculator to convert from mass units (kilograms [kg], pounds [lb], pound moles [lbmol], or moles [gmol]) to energy units (British Thermal Units [Btus] or Million Joules [MJ]).… See more

You can use this calculator to obtain the heating value of a given mass or volume of hydrogen or other fuels, or to calculate the mass or volume given a certain heating value. Choose whether you… See more