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If you add 10ml of hot water to 10ml of cold water and the change in tempature 8°c calculate how much energy is gained by the cold water
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Consider the elements bromine and chlorine; which elements has a larger ionic radius ?
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Compare and contrast the bohr model and the electron cloud models of the atom.
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If a molecule with a molecular formula of c13h18 is treated with an excess of h2 in the presence of finally divided pt metal under conditions required for maximum hydrogenation of the molecule to give a molecule with a formula c13h24, how many rings are in the molecule?
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5Mg(S04)2 have oxygen atoms , if so how many?...
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