Thermodynamics and ThermochemistrymediumMCQ SINGLE

Which law states that entropy of all pure crystalline solids is zero at absolute zero?Thermodynamics and Thermochemistry Chemistry Question

Question

Which law states that entropy of all pure crystalline solids is zero at absolute zero?

Answer: C

💡 Solution & Explanation

(a) The first law states that energy can neither be created nor destroyed (b) The second law of thermodynamics states that entropy of universe is continuously increasing (c) The third law of thermodynamics states that entropy of all crystalline solids is zero at absolute zero temperature. (d) Hess’s law states that total amount of heat evolved or absorbed in a reaction is independent of path.

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