The standard molar enthalpy of combustion of fluorinated fullerene C 60 F 48 was determined by rotating-bomb calorimetry, c H o m = -(24638 ยฑ 163) kJ โข mol -1 . Using this result and the standard molar enthalpy of sublimation, sub H o m = (109 ยฑ 7) kJ โข mol -1 , the values of the standard molar enth
Determination of the standard molar enthalpy of formation of the ion Al(OH)-4(aq)
โ Scribed by Zeng Wenming; Chen Qiyuan; Chen Xinmin
- Publisher
- Elsevier Science
- Year
- 1994
- Tongue
- English
- Weight
- 134 KB
- Volume
- 26
- Category
- Article
- ISSN
- 0021-9614
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
The molar enthalpies of solution of ZrTe3O8, TeO2, and ZrF4, in HF(aq) of concentration 10 molโขdm -3 have been measured using an isoperibol calorimeter. From the results and other auxiliary quantities, the standard molar enthalpy of formation of ZrTe3O8(s) has been determined to be DfHยฐm(298.15 K)=-
The standard molar enthalpy of solution of In(OH)3 in HCl(aq) of concentration 9.33 molโขdm -3 has been measured. Combining this value with auxiliary values, the standard molar enthalpy of formation has been derived: DfHยฐm{In(OH)3, s, 298.15 K} = -(927.6 2 0.5) kJโขmol -1 .
The enthalpy change of the decomposition of a-AlOOH (diaspore) was calorimetrically determined. Combining with results from the literature the standard enthalpy of formation of a-AlOOH (diaspore) has been obtained as -(1002.7 2 1.0) kJโขmol -1 .
Enthalpy changes for the reaction of HCl(aq) with Na 2 WO 4 (aq) were measured at T = 298.15 K in a HT-1000 calorimeter. The standard enthalpy of reaction for the formation of W 7 O 6- 24 (aq) was calculated on the basis of the experimental results, r H o m (298.15 K) = -(320.7 ยฑ 1.0) kJ โข mol -1 .
The standard massic energies of combustion of three alkyl-derivative of adamantane were measured at T = 298.15 K by static-bomb combustion calorimetry. The standard molar enthalpies of formation in the liquid and gaseous states were obtained from these data. The enthalpies of some reactions of isome