Determination of the adiabatic exponent according to Clément-Desormes Features - operation with negative pressure and positive pressure - precise pressure measurement - experiments according to Clément-Desormes Learning objectives/experiments - determination of the adiabatic exponent according to Clément-Desormes - adiabatic change of state of air - isochoric change of state of air Specification [1] behaviour of ideal gases [2] precise measurement of pressures and temperatures [3] transparent components [4] experiment according to Clément-Desormes [5] determination of the adiabatic exponent of air [6] software with control functions and data acquisition via USB under Windows 10