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Excess molar heat capacities and excess molar volumes of (propan-2-ol, or butan-2-ol, or pentan-2-ol, or pentan-3-ol, or 2-methylbutan-2-ol +n-heptane) at the temperature 298.15 K

✍ Scribed by Reiji Tanaka; Satoru Toyama


Publisher
Elsevier Science
Year
1996
Tongue
English
Weight
239 KB
Volume
28
Category
Article
ISSN
0021-9614

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✦ Synopsis


Excess molar heat capacities and excess molar volumes determined at the temperature 298.15 K are reported for binary mixtures of (propan-2-ol, or butan-2-ol, or pentan-2-ol, or pentan-3-ol, or 2-methylbutan-2-ol + n-heptane). Excess molar heat capacities show a curve with an inflection point at x (alkanol) q0.1. This behaviour is discussed in terms of the characteristic hydrogen bonding of alkanols that have a non-linear hydrocarbon chain.


πŸ“œ SIMILAR VOLUMES


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The excess molar enthalpies H E m have been measured for mixtures of pyrrolidin-2-one with methanol, or ethanol, or propan-1-ol, or butan-1-ol, or pentan-1-ol over the whole composition range at T = 303.15 K. The H E m values are positive for all the mixtures over the whole mole fraction range excep