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FeCl2 vs KCl and Empirical Formulas

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Explain why a 1M solution of the compound FeCl2 in water has a lower freezing temperature than a 1M solution of KCl in water and what is the empirical formula of a compound that is 21.96% S (sulfur) and 78.04% Fe by weight?

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https://brainmass.com/chemistry/organic-chemistry-bonding/105630

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Freezing occurs when atoms in the material form bonds that hold the atoms strongly together. Crystal lattices of pure material form strong bonds due to the inherited symmetry of the system. When we introduce impurities into the ...

Solution Summary

This solution provides an explanations for freezing temperatures of FeCl2 and KCl compounds in water. Empirical formulas are also given.

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