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The Solutions Molecular Model Set (Dissolving Salt) This magnetic model set demonstrates the dissolution of salt in water. Sodium and chloride ions are magnetically attracted to the water molecules and separated from the crystal. Eighteen magnets allow 1 chloride ion and 1 sodium ion to dissolve (or dissociate) from the crystal. This set also includes models for building hydrocarbons and alcohols. Students can make comparisons of the structure and solubility of hydrocarbons, alcohols, and salts. This versatile model set can also be used to study the physical properties of water such as surface tension and the structure of ice crystals. The Solutions Kit Contents: 16 black carbon atoms 38 white hydrogen atoms 1 red oxygen atom with an embedded magnet 58 gray links for single bonds International buyers - USPS Priority Mail International does not have a tracking number but it is insured. |
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Immediate payment required for this item Immediate payment of US $32.50 is required. Seller's payment instructions | ||||||