US$ 20.00
and harmonic frequency relationships
this silicone-belt Van de Graaff generator demonstrates charge conservation
Fullerene C60 kit with 60 atoms and 90 bonds for building the spherical cage structure characteristic of fullerene carbon allotropes
calibrated to 2
slotted masses
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$ 20.00
US$ 52.81
US$ 19.00