The enthalpy of solution of ammonia in water and in aqueous solutions of ammonium chloride and ammonium bromidedoi:10.1002/chin.197434014R. D. WORSWICKA. G. DUNNL. A. K. STAVELEYChemischer Informationsdienst
The water melting enthalpy occurring at each of the isotherm steps is used to calculate the portion of water retained in the pore of a calculated diameter range. For this experiment, in vitro poplar saplings were sampled as follows: 3 cm from the basal part of the stems were dissected ...
Methylamine (CH3NH2) is one of the atmospheric precursors of the greenhouse nitrous oxide (N2O) gas and HCN and is one of the sources of the formation of NOx2,3,4. For example: the synthetic nitrogen-based fuel is one the source of NOxemission5,6. Methylamine has also received numerous...
For comparison, it is (1.4× 10–3 M)3 for [d(TCCC)]4 in the same conditions [5] . A van t ' Hoff plot of the dissociation constant between–7°C and 23°C gives values of–180 kJ/M and of–0.5 kJ/MK for the enthalpy and entropy of formation of [d(TCC)]4. Download: ...
For ship applications, the high toxicity of ammonia is an important drawback of the KC technology. It is also worth considering that the KC is a patented technology. 5.3. Other technologies The use of other technologies for WHR on ships is currently under investigation. For instance, a new ...
pathway inR. toruloidesuses ammonia as an input, while an existing alternative nitrogen source metabolism for urate and urea is needed for further use of those nitrogen sources [14]. Thanks to major achievements in method development in the last decade, several successful strategies for engineeringR...
Adsorptive materials designed for such processes must be engendered with an exceptionally high enthalpy of adsorption for the analyte of interest. Rather than relying on a single strong interaction, the use of multiple chemical interactions is an emerging strategy for achieving this r...
The resulting product dis- tribution should, in theory, better reÑect the intrinsic affinity of the two reactants, and the thermodynamic quantities (enthalpy, entropy) involved in the hostÈguest interaction. Figure 1. Structures of some macro(poly)cyclic hosts. INVESTIGATION OF SOLUTION ...
Adenylate-forming enzymes are a mechanistic superfamily that are involved in diverse biochemical pathways. They catalyze ATP-dependent activation of carboxylic acid substrates as reactive acyl adenylate (acyl-AMP) intermediates and subsequent coupling to
The ternary compound boron carbonitride (BCN) was synthesized in the form of few-layer nanosheets through a mechanically induced self-sustaining reaction (MSR). Magnesium was used to reduce boron trioxide in the presence of melamine in a combustive manner. The process to form the nanostructured ma...