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مقاس50*10*5 مزدوج
The four specimens in this set help explain to students the concept of mole. The Mole set contains four element specimens: Copper, Iron, Zinc and Aluminum. Each sample contains one mole, 6.02 x 1023 atoms of the element.
Set of seven cubes. Comprising of Brass, Copper, Aluminium, Iron, Lead, Zinc and Tin cubes.
To demonstrate effect of temperature on the density of a liquid. The Floating Density Ball is a hollow metal sphere which floats when placed in cool water and sink in warm water. diameter of ball is 4, with instructions.
A set of 10 density cubes in a storage box. Materials included are: Acrylic, Plastic, Aluminum, Brass, Copper, Nylon, Oak, Pine, Poplar, PVC and Steel.