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Questions and Answers
What is the enthalpy (H) defined as in the context of thermodynamics?
What is the enthalpy (H) defined as in the context of thermodynamics?
H = U + pV
In the context of chemistry, why is enthalpy (H) important?
In the context of chemistry, why is enthalpy (H) important?
It describes reactions in an open container.
What is the relationship between enthalpy (H) and heat capacity (Cp) for isobaric processes?
What is the relationship between enthalpy (H) and heat capacity (Cp) for isobaric processes?
dH = CpdT
For the perfect gas, what is the expected change of temperature (T) during chemical reactions?
For the perfect gas, what is the expected change of temperature (T) during chemical reactions?
What is an exception to the usual positive value of heat capacity?
What is an exception to the usual positive value of heat capacity?
According to Dulong and Petit (1819), what is the approximate molar heat capacity of solid metals at high temperatures?
According to Dulong and Petit (1819), what is the approximate molar heat capacity of solid metals at high temperatures?
What causes strong deviations in heat capacity at low temperatures for solids?
What causes strong deviations in heat capacity at low temperatures for solids?
Why do solids of light, tightly-bonded atoms such as beryllium and diamond have smaller heat capacities?
Why do solids of light, tightly-bonded atoms such as beryllium and diamond have smaller heat capacities?
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