The molar conductivity at infinite dilution in case of NaBr, HBr and NaAc are 116.4,415.9 and 81.0, S cm2mol–1respectively Calculate the molar conductivity at infinited dilutionin case AcH.
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The molar conductivity at infinite dilution in case of NaBr, HBr and NaAc are 116.4,415.9 and 81.0, S cm2mol–1respectively Calculate the molar conductivity at infinited dilutionin case AcH.
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- 9. The molar conductivity values at infinite dilution, in units of Sm?mol1, of NHẠCI, NaCl and N2OH are 1.497 x 10², 1.2645 x 10² and 2.478 x 10², respectively. (a) Calculate the molar conductivity at infinite dilution of NH4OH. (b) The molar conductivity of 0.0100 moldm3 NH,OH is 1.13 x 103 Sm?mol. What is the degree of dissociation and the dissociation constant, Kp, of 0.0100 moldm3 NHẠOH?(2) The molar conductivity of an acid at 0.2 M is 2.22 S.cm².mol and for same acid at infinite dilution is 0.0111 52¹. m².mol', what is the degree of dissociation: (D) 20 (A) 0.2 (B) 0.02 (C) 200 (E) 0.002The conductivity of a 0.0312 M solution of a weak base is 1.53 x 104 Scm'. If the sum of the limiting ionic conductances for BH* and OH-' is 237.0 Scm²mol·' what is the value of the base constant K6? 4.5 x 10s mol.dm (i) 2.3 x 103 mol.dm (iii) 2.89 x 10 mol.dm3 (ii) 1.37 x 10-5 mol.dm3 (iv) (v) 4.78 x 103 mol.dm3
- For weak electrolytes, such as acetic acid, at very low concentrations the molar conductivity drops rapidly as the concentration increases. However, at higher concentration, there’s only a slight decrease in the molar conductivity. True FalseQ. The molar conductivity at infinite dilution in case of NaBr, HBr and NaAc are 116.4, 415.9 and 81.0, S cm2mol–1 respectively. Calculate the molar conductivity at infinite dilution in case AcH.The electrolytic conductivity of a 0.1 M solution of acetic acid was found to be 5.3x 10ʻn'cm". Calculate the molar conductivity.
- The Henry’s law constant for CO2 in water at 25 °C is3.1x 10-2 M atm-1. (a) What is the solubility of CO2 inwater at this temperature if the solution is in contact withair at normal atmospheric pressure? (b) Assume that all ofthis CO2 is in the form of H2CO3 produced by the reactionbetween CO2 and H2O:CO2(aq) + H2O(l)------>H2CO3(aq)What is the pH of this solution?The Conductivity of 0.20 M solution of KCl at 298 K is 0.0248 Scm³. Calculate its molar conductivityTrue or False For strong electrolytes, such as hydrochloric acid, the molar conductivity decreases slightly as the concentration is increased.
- The electrolytic conductivity of a 0.1 M solution of acetic and was found to be 503 X 104 n'cm'. Calculate the molar conductivity.Calculate the ionization constant of propanoic acid (CH3CH2COOH) using the following data: Parameter Value pH 4.51 1.18 x 105 µS-cm1·M-1 3.866 x 105 uS-cm-1·M-1 Molar conductivity of HZ, Am Conductivity at infinite dilution, Ao To calculate the ionization constant, calculate the following: (report all answers in 3 SF) 1. fraction of propanoic acid ionized: 2. equilibrium concentrations of the conjugate base of propanoic acid and hydronium ion: M 3. initial concentration of the acid: M 4. ionization constant:The limiting molar conductivities of KCl, KNO3, and AgNO3 are 14.99 × 10-3 S m2 mol-1, 14.50 × 10-3 S m2 mol-1, and 13.34× 10-3 S m2 mol-1, respectively (all at 25°C). What is the limiting molar conductivity of AgCl at this temperature?