The Gas Laws Calculator uses the ideal gas law, Boyle's law (isothermal process), Gay-Lussac's Law (isovolumetric process) and Charles's Law (isobaric process) to calculate:
|What would you like to calculate?|
|Calculating any missing parameter using the ideal gas law for two states calculations|
|P1 × V1/T1 = P2 × V2/T2|
× /T1 = × /
|Calculating any missing parameter using the Boyle's Law (isothermal process) for two states calculations|
|P1 × V1 = P2 × V2|
× = ×
|Calculating any missing parameter using the Gay-Lussac's Law (isovolumetric process) for two states, initial and final calculations|
|P1/P2 = T1/T2|
/ = /
|Calculating any missing parameter using the Charles's Law (isobaric process) for two states, initial and final calculations|
|V1/V2 = T1/T2|
/ = /
|Gas Laws Calculator Input Values|
|Initial pressure of gas (P1) Pa|
|Initial volume of gas (V1) m3|
|Initial temperature of gas (T1) K|
|Final pressure of gas (P2) Pa|
|Final volume of gas (V2) m|
|Final temperature of gas (T2) K|
Please note that the formula for each calculation along with detailed calculations are available below. As you enter the specific factors of each gas laws calculation, the Gas Laws Calculator will automatically calculate the results and update the Physics formula elements with each element of the gas laws calculation. You can then email or print this gas laws calculation as required for later use.
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Substitute the same number for the two values of temperature in the ideal gas law and then solve the equation of ideal gas for two states for any missing parameter from P1, V1, P2 or V2. In this way, you will get the expression for the Boyle's Law (isothermal process).
Substitute the same number for the two values of pressure in the ideal gas law and then solve the equation of ideal gas for two states for any missing parameter from V1, T1, V2 or T2. In this way, you will get the expression for the Charles's Law (isobaric process).
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