US$ 250.00
and harmonic frequency relationships
Fullerene C60 kit with 60 atoms and 90 bonds for building the spherical cage structure characteristic of fullerene carbon allotropes
Plastic-bodied wave apparatus with eccentric discs that drive metal rods up and down as the handle turns
this silicone-belt Van de Graaff generator demonstrates charge conservation
green) and three secondaries (cyan
Brownlee Water Electrolysis Apparatus Item Type_Shaker and harmonic frequency relationshipsDesigned to electrolyze water into separately collected hydrogen and oxygen, this Brownlee pattern apparatus gives a clean visual proof of the 2: 1 stoichiometry of water decomposition.
US$ 250.00
US$ 275.00
US$ 600.00
US$ 162.50
US$ 700.00
US$ 2500.00