Sphere for Gays-Lussac

To investigate the relationship between the pressure and temperature of a gas at constant volume
at constant volume, to quantitatively determine the thermal expansion of gases and the absolute zero point (Gay-Lussac's law);
Metal hollow sphere with internal thread to hold the manometer for Gay-Lussac
Stainless steel sphere: D=60 mm
Mass: approx. 182 g

additionally required:
P2712-1M Manometer for Gay-Lussac