scholarly journals Benchmark thermochemistry of chloramines, bromamines, and bromochloramines: halogen oxidants stabilized by electron correlation

2015 ◽  
Vol 17 (5) ◽  
pp. 3584-3598 ◽  
Author(s):  
Daniela Trogolo ◽  
J. Samuel Arey

The free energy of the formation of NH2Br at 298 K can be estimated by taking into account the total atomization energy of NH2Br and the atomic and molecular contributions to the enthalpy and the entropy of formation of NH2Br at 0 K and 298 K.

1931 ◽  
Vol 92 (3) ◽  
pp. 559-567
Author(s):  
Henry Borsook ◽  
Hermann F. Schott

1966 ◽  
Vol 44 (4) ◽  
pp. 451-456 ◽  
Author(s):  
J. R. Rawling ◽  
J. M. Toguri

Hydrogen selenide may be generated by the reaction of hydrogen gas with liquid selenium according to the reaction[Formula: see text]where[Formula: see text]The equilibrium constant K of this reaction was measured by passing hydrogen over liquid selenium at controlled rates of flow over the temperature range 525–625 °C. The equilibrium ratio of hydrogen to hydrogen selenide was determined by gas analysis. Over the temperature range 525–625 °C, the equilibrium constant can be expressed by the equation[Formula: see text]This expression leads to ΔH298° = 9 174 ± 107 cal mole−1, ΔF298° = 5 132 cal mole−1, and ΔS298° = 13.56 e.u. (entropy units) for the respective heat, free energy, and entropy of formation of hydrogen selenide from hydrogen and crystalline selenium.


1976 ◽  
Vol 54 (5) ◽  
pp. 703-705 ◽  
Author(s):  
Alan N. Campbell

The following properties have been investigated: the standard ionic free energy and ionic enthalpy of formation of In3+ ion, in water at 25 °C. They are: ΔG0 = −22.9 ± 0.2 kcal mol−1, ΔH0 = −57.8 ± 0.2 kcal mol−1. The entropy of formation of InCl3(aq) has also been determined.In addition, the partially miscible systems indium trichloride – ethyl ether – water, and indium trichloride – n-butyl alcohol – water have been investigated.A solution of indium trichloride causes the inversion of cane sugar. On the assumption that this is due to hydrolysis, the hydrolysis constant has been calculated.


2020 ◽  
Vol 43 ◽  
Author(s):  
Robert Mirski ◽  
Mark H. Bickhard ◽  
David Eck ◽  
Arkadiusz Gut

Abstract There are serious theoretical problems with the free-energy principle model, which are shown in the current article. We discuss the proposed model's inability to account for culturally emergent normativities, and point out the foundational issues that we claim this inability stems from.


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