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Can you please explain how to use the Hsub to convert solid methionine into gaseous state and how to use Hvap to convert water to gaseous state?? How is Hsub and Hvap related to Hformation


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3. a) Use the lecture note bond energies and estimate AH comb of methionine. Take the bond energy of each
SO bond = 523 kJ mol" and the enthalpy of sublimation = 164.00 kJ mol" ; AH yap (H2O) = 44.01 kJ mol-.
b) Suggest reasons why the AH comb values using AH. and bond energies differ.
c) Suggest a way to better the agreement and do the calculation.

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