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Conductometric investigations of rubidium soaps in water and alkanols

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Title Conductometric investigations of rubidium soaps in water and alkanols
 
Creator Mehrotra, K N
Saroha, S P S
Jain, Mamta
 
Description 819-821
The critical micelle concentration (CMC), limiting equivalent conductance and dissociation constant of the dilute solutions of rubidium soaps (caprylate, caprate, laurate and stearate) in water and alkanols (methanol, 1-butanol, l-pentanol, l-hexanol and l-octanol) have been determined by conductivity measurements at 35 ± 0.05°C. The dissociation constant increases with the dielectric constant of the solvent. The limiting equivalent conductance obtained from Debye-Huckel-Onsagar equation, Onsagar-Fuoss equation and Ostwald law are found to be in close agreement. The CMC values decrease with the increasing chain length of fatty acid constitutent of soap molecule but are found to be almost independent of the dielectric constant of the solvent.
 
Date 2018-03-21T06:42:38Z
2018-03-21T06:42:38Z
1993-09
 
Type Article
 
Identifier 0975-0975(Online); 0376-4710(Print)
http://nopr.niscair.res.in/handle/123456789/43962
 
Language en_US
 
Rights <img src='http://nopr.niscair.res.in/image/cc-license-sml.png'> <a href='http://creativecommons.org/licenses/by-nc-nd/2.5/in' target='_blank'>CC Attribution-Noncommercial-No Derivative Works 2.5 India</a>
 
Publisher NISCAIR-CSIR, India
 
Source IJC-A Vol.32A(09) [September 1993]