Example engineering calculations
Worked, unit-aware calculation worksheets across structural, mechanical, electrical and more. Open any example into your own workspace to edit and reuse.
14 examples found
Ideal Gas Amount (Moles)
Number of moles of an ideal gas from pressure, volume and temperature.
Solution Molarity
Molar concentration of a solution from moles of solute and volume.
Solution Dilution
Concentration after diluting a stock solution to a larger volume.
Stirred-Tank Reynolds Number
Impeller Reynolds number characterising mixing in a stirred tank.
Arrhenius Rate Constant
Reaction rate constant from the Arrhenius equation.
Solution pH
pH of a solution from its hydrogen-ion concentration.
Heat of Reaction
Total heat released or absorbed by a reaction from its molar enthalpy.
Partial Pressure (Dalton’s Law)
Partial pressure of a gas component from its mole fraction and total pressure.
Osmotic Pressure
Osmotic pressure of a dilute solution from its molar concentration.
Mass from Moles
Mass of a substance from its amount and molar mass.
Isothermal Compressor Work
Work to compress a gas isothermally from one pressure to another.
Stirred-Tank Mixing Power
Power drawn by an impeller in a stirred tank from the power number.
Particle Settling Velocity (Stokes)
Terminal settling velocity of a small particle in a fluid by Stokes’ law.
Steady-State Mass Balance
Outlet mass flow from a steady-state balance of two inlet streams.