Question

what is enthalpy ?explain

Answer 1

It is equal to the internal energy of the system plus the product of pressure and volume. ... Enthalpy itself is a thermodynamic potential, so in order to measure the enthalpy of a system, we must refer to a defined reference point; therefore what we measure is the change in enthalpy, ΔH.


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Answer 2

The key difference between simple and complex lipids is that simple lipids are esters of fatty acids with alcohols and do not carry other molecules while complex lipids are fatty acids with alcohols and other molecules such as phosphates, nitrogenous base