How can you co–relate Ka with Kc?

How can you co–relate Ka with Kc?
by

1 Answer

Answer :

Ka is dissociation constant of an acid while Kc is the equilibrium
constant suppose an acid HA Ionize as
 HA + H2O  H3O+ + A–
 Kc =
 concentration of [H2O] almost remains constant so we can write.
 Kc =
 Kc [H2O] = ka
 Ka =
by

Related questions

What is the relationship b/w kc, kp kc & kn?

Description : What is the relationship b/w kc, kp kc & kn?

Last Answer : These four parameters are related as. Kp = Kc (RT)n = Kx (P)n = Kn When mole of products are reactant are equal i.e. n = 0 their Kp = kc = dx = kn

How value of Kc can help to predict the extent to which a chemical reaction can take place?

Description : How value of Kc can help to predict the extent to which a chemical reaction can take place?

Last Answer : The extent of reaction depends upon the magnitude of Kc. i.e. (i) Very small value of Kc: when Kc is very small the forward reaction will not occur to an appreciable extent ... neither very large nor very small, the equilibrium mixture contains appreciable amounts of both reactant and products.

How Kc can be applied to calculate direction of chemical reaction?

Description : How Kc can be applied to calculate direction of chemical reaction?

Last Answer : (i) If < Kc Then the reaction will proceed in the forward direction until the equilibrium is established. (ii) If > Kc Then the reaction will proceed in the backward direction until the equilibrium is established. If = kc Then the reaction is already in equilibrium.

What is solubility product?

Description : What is solubility product?

Last Answer : The product of molar solubilities of the ions of weak electrolyte at equilibrium stage is called solubility product. It is represented by Ksp

What is common ion effect?

Description : What is common ion effect?

Last Answer : The decrease in ionization of a weak electrolyte by adding another strong electrolyte having common ion.e.g ionization of NaCl is decreased by passing HCl through NaCl solution.

A buffer consists of a weak acid and is salt.

Description : A buffer consists of a weak acid and is salt.

Last Answer : (i) CH3COOH + CH3COONa (ii) C6H5COOH + C6H5COONa (iii) H2CO3 + NaHCO3 (iv) H3PO3 + NaH2PO4

How can you purify NaCl by common ion effect?

Description : How can you purify NaCl by common ion effect?

Last Answer : The impurities present in the common salt are CaCl2 MgCl2 and Na2SO4 in it. These impurities can be removed by common Ion effect. For this purpose a saturated solution of NaCl is prepared. Then ... electrolyte than NaCl Ionization of NaCl is suppressed by passing HCl gas and it is precipitated out.

Prove that Kw is ionic product of water and its value is 1 x 10–14 at 25o.

Description : Prove that Kw is ionic product of water and its value is 1 x 10–14 at 25o.

Last Answer : Water undergoes self ionization as 2H2O  H3O+ + OH– or H2O  H+ + OH– Kc [H2O] = [H+] [OH–] Kw = [H+] [OH–] At 25oC the value of Kw ionic product have been measured. Its value is 1 x 10–14.

How the change in pressure at equilibrium position effect the following reaction? PCl5 PCl3 + Cl2

Description : How the change in pressure at equilibrium position effect the following reaction? PCl5 PCl3 + Cl2

Last Answer : According to Le–chatlier’s principle, by increasing pressure the reaction will move toward less number of moles. In the above reaction, by increasing pressure the reaction will move in backward direction.

A catalyst does not change the position of equilibrium but this equilibrium position approach earlier. Why?

Description : A catalyst does not change the position of equilibrium but this equilibrium position approach earlier. Why?

Last Answer : A catalyst decrease the energy of activation required by reacting substance so the position of equilibrium reaches earlier.

What are optimum conditions for the formation of NH3 by Haber’s process?

Description : What are optimum conditions for the formation of NH3 by Haber’s process? N2(g) + 3H2(g) 2NH3(g) H = -92.46 kJ/m

Last Answer : (i) As the reaction is exothermic max yield is obtained at low temp. (ii) By applying pressure, more product is obtained. According four moles of reactants produce two moles of product so by applying ... (vi) Rate of reaction can also be increase with the help of catalyst like iron or iron oxide.

What is buffer capacity?

Description : What is buffer capacity?

Last Answer : The amount of acid or base which a buffer can absorb without significant charge in PH is called buffer capacity. Buffer capacity is the ability of buffer to resist the change in its PH value.

Discuss the factors on which buffer PH depends.

Description : Discuss the factors on which buffer PH depends.

Last Answer : PH of buffer depends upon two factors. (i) Pka or ka value of an acid (ii) Concentration of salt and acid taken for the buffer.

Why we need buffer solution in daily life?

Description : Why we need buffer solution in daily life?

Last Answer : Buffers can resist the charge of its PH value therefore they are required in chemical analysis, pharmaceuticals, electroplating, photography, beverage industry, microbiology molecular biology, soil science and in quantitative ... PH 7.35. If it decreases upto 7 or goes upto 8 death may occur.

What are conjugate acid and bases?

Description : What are conjugate acid and bases?

Last Answer : When an acid is dissolved in water it will form H3O+ ions and an anion the anion of an acid is called conjugate base and H3O+ is called conjugate acid e.g. CH3OOH + H2O H3O+ + CH3COO– Acid Base Conjugate acid Conjugate base

Define Le–Chatlier’s principle.

Description : Define Le–Chatlier’s principle.

Last Answer : If a system in equilibrium is disturbed at equilibrium it will move in that direction where change is minimized.

What are reversible reaction?

Description : What are reversible reaction?

Last Answer : Those reactions in which the reactants products are converted into each other under same set of conditions.

What is meant by state of chemical equilibrium?

Description : What is meant by state of chemical equilibrium?

Last Answer : The state of reversible reaction, in which forward and reverse rates are equal.(Rf=Rr)

What is weak electrolyte?

Description : What is weak electrolyte?

Last Answer : A compound which is only partially ionized in aqueous solution is called as weak electrolyte.e.g CH3COOH(Acetic aci)

The relation among various mass transfer co-efficients (M.T.C) for ideal gases is given by (where, Kc & Km are M.T.C. for equimolar counter diffusion with concentration & mole fraction respectively as the driving force. and, Kp= M.T.C. for diffusion of a gas through a stagnant inert gas with pressure as driving force.) (A) Kc = Kp = Km (B) Kc = Kp /RT = Km . RT/P (C) Kc = Kp . RT = Km . RT/p (D) None of these

Description : The relation among various mass transfer co-efficients (M.T.C) for ideal gases is given by (where, Kc & Km are M.T.C. for equimolar counter diffusion with concentration & mole fraction respectively as the driving ... (C) Kc = Kp . RT = Km . RT/p (D) None of these

Last Answer : (C) Kc = Kp . RT = Km . RT/p

The Reynolds number of the liquid was increased 100 fold for a laminar falling film used for gas-liquid contacting. Assuming penetrating theory is applicable, the fold increase in the mass transfer co-efficient (Kc ) for the same system is(A) 100(B) 10(C) 5(D) 1.

Description : The Reynolds number of the liquid was increased 100 fold for a laminar falling film used for gas-liquid contacting. Assuming penetrating theory is applicable, the fold increase in the mass transfer co-efficient (Kc ) for the same system is. (A) 100 (B) 10 (C) 5 (D) 1

Last Answer : (B) 10

Can you help me find A KC Chief's sweatshirt for a 9 year old?

Description : Can you help me find A KC Chief's sweatshirt for a 9 year old?

Last Answer : I found this pretty readily, by searching kansas city chiefs sweatshirt and then using one of the stores' shopping pages to select their kids filter. https://www.fanatics-intl.com/en/nfl/kansas- ... .com/b/kansas-city-chiefs/i/sweatshirts-sweaters/l/boys It seems hard to find many without hoods.

Determine the values of equilibrium constant (Kc) and ΔG° for the following reaction : Ni(s) + 2Ag+ (aq) → Ni2+ (aq) + 2Ag(s), E° = 1.05 V (1F = 96500 C mol-1 -Chemistry

Description : Determine the values of equilibrium constant (Kc) and ΔG° for the following reaction : Ni(s) + 2Ag+ (aq) → Ni2+ (aq) + 2Ag(s), E° = 1.05 V (1F = 96500 C mol-1 -Chemistry

Last Answer : According to the formula ΔG° = -nFE° = – 2 × 96500 ×1.05 or ΔG° = -202650 J mol-1 = -202.65 KJ mol-1 Now ΔG° ⇒ -202650 J Mol-1 R = 8.314 J/Mol/K, T = 298 K

What is the full form of 'KC' ? -How To ?

Description : What is the full form of 'KC' ? -How To ?

Last Answer : The full form of 'KC' is Kerala Congress

The relation between Kc and Kp for the reaction A(g) + B(g) ⇌ 2C(g) + D(g) is :

Description : The relation between Kc and Kp for the reaction A(g) + B(g) ⇌ 2C(g) + D(g) is :

Last Answer : The relation between Kc and Kp for the reaction A(g) + B(g) ⇌ 2C(g) + D(g) is : a. Kc = Kp/RT b. Kp ... Kc = \(\frac{1}{\sqrt{Kp}}\) d. Kp/Kc = 1

I am looking for a dentist that cam provide reduced cost dentures. My dental plan only covers a percentage of the cost and that still leaves a huge amount to come up with. I heard there was a place around KC that did low cost dentures, does anyone know?

Description : I am looking for a dentist that cam provide reduced cost dentures. My dental plan only covers a percentage of the cost and that still leaves a huge amount to come up with. I heard there was a place around KC that did low cost dentures, does anyone know?

Last Answer : Try Dr. Mark Hall, DDS to see if he can fit dentures to your budget, he's located on Southwest 7th Street. His office number is 785-273-1544.

What is Kc ?

Description : What is Kc ?

Last Answer : Kc is the equilibrium constants when the concentrations are expressed in moles/litre Kc = product of concentrate ions of products / product of concentrate ions of reactants Mole fraction of the gas X total pressure gives. Partial pressure of a gas

For a heterogeneous catalytic reaction, A + B → C, with equimole feed of A and B, the initial rate - rA0 is invariant with total pressure. The rate controlling step is (A) Surface Kc /(1 + TS ) reaction between absorbed A and B in the gas phase (B) Surface reaction between absorbed A and absorbed B (C) Surface reaction between A in the gas phase and absorbed B(D) Desorption of C

Description : For a heterogeneous catalytic reaction, A + B → C, with equimole feed of A and B, the initial rate - rA0 is invariant with total pressure. The rate controlling step is (A) Surface Kc /(1 + TS ) ... A and absorbed B (C) Surface reaction between A in the gas phase and absorbed B (D) Desorption of C

Last Answer : (D) Desorption of C

In which of the following reaction equilibrium, the value of equilibrium constant Kp will be more than is Kc? (A) 2HI ⇌ H2 + I2 (B) N2O4 ⇌ 2NO2 (C) 2SO2 + O2 ⇌ 2SO3 (D) None of these

Description : In which of the following reaction equilibrium, the value of equilibrium constant Kp will be more than is Kc? (A) 2HI ⇌ H2 + I2 (B) N2O4 ⇌ 2NO2 (C) 2SO2 + O2 ⇌ 2SO3 (D) None of these

Last Answer : (B) N2O4 ⇌ 2NO2

They wrote a paper describing how it was possible to use stimulated emission for amplifying light waves (laser) as well as microwaves (maser). ∙ A. Theodore Maiman ∙ B. KC Kao and GA Bockham ∙ C. Charles Townes and Arthur Schawlow ∙ D. Kapron, Keck and Maurer

Description : They wrote a paper describing how it was possible to use stimulated emission for amplifying light waves (laser) as well as microwaves (maser). ∙ A. Theodore Maiman ∙ B. KC Kao and GA Bockham ∙ C. Charles Townes and Arthur Schawlow ∙ D. Kapron, Keck and Maurer

Last Answer : C. Charles Townes and Arthur Schawlow

Is the USMC KA-BAR a good knife?

Description : Is the USMC KA-BAR a good knife?

Last Answer : Sure. It's a good knife, tough and durable for doing a lot of different jobs. There are a lot of good knives for that sort of work. Something like this might have more general ... when skinning game, a serrated section that is good for sawing through rope, and a comfortable lightweight handle.

The springs A and B are identical except that A is stiffer than B, that is KA > kB. If both the springs are stretched by the same amount a.more work will be expended on A than B b.same work will be expended in both springs. c.less work will be expended on A than B d.107 dynes e.

Description : The springs A and B are identical except that A is stiffer than B, that is KA > kB. If both the springs are stretched by the same amount a.more work will be expended on A than B b.same work will be expended in both springs. c.less work will be expended on A than B d.107 dynes e.

Last Answer : a. more work will be expended on A than B

Sir national resources ka means to smajh aagaya .what is International Resources? -SST 10th

Description : Sir national resources ka means to smajh aagaya .what is International Resources? -SST 10th

Last Answer : ' International resources are the resources which are regulated by some international institutions.The International Resource Privilege is the power to transfer ownership or freely dispose of the natural ... to 12 nautical miles from the shore termed as provincial water belongs to the state.

khusbu rachte hain haath likhne ka kavi ka kya karan hoga class 9th -Hindi 9th

Description : khusbu rachte hain haath likhne ka kavi ka kya karan hoga class 9th -Hindi 9th

Last Answer : कवि ने ऐसा इसलिए कहा कि गंदगी में जीवन व्यतीत करनेवाले लोगों के हाथ खुशबूदार पदार्थों की रचना करते हैं। क्योंकि ये लोग स्वयं बदहाली और विषम परिस्थितियों में अपना जीवन बिताते हैं परन्तु दूसरों का जीवन खुशहाल बनाते हैं।

dukh ka adhikar path mein lekhak ne samaj ke varg bhed ki gehri abhivyanjata ki h | is tathya ki vivechna kijiye -Hindi 9th

Description : dukh ka adhikar path mein lekhak ne samaj ke varg bhed ki gehri abhivyanjata ki h | is tathya ki vivechna kijiye -Hindi 9th

Last Answer : IS TATHYE KI VIVECHNA KRTE HUE HM KHENGE KI WARG SMAJ PURATN SMAY SE CHLA AA RHA HAI PRNTU YEH SHI NHI HAI. AISA NHI HONA CHAHIYE KYOKI YDI KISO VIYAKTI KA WARG CHOTA HAI TO USME USKA KOI DOSH NHI YE CHOTA BDA WARG TO BS MANV JATI KI CHOTI SOOCH KO DARSHATI HAI.

Whose tomb is ‘Biwi Ka Maqbara’? -General Knowledge

Description : Whose tomb is ‘Biwi Ka Maqbara’? -General Knowledge

Last Answer : The answer is 'Aurangzeb’s wife'

'Arhai-Din-Ka Jhonpra' built by Qutbuddin Aibak, where is this located? -Do You Know?

Description : 'Arhai-Din-Ka Jhonpra' built by Qutbuddin Aibak, where is this located? -Do You Know?

Last Answer : answer:

Whose tomb is ‘Biwi Ka Maqbara’? -General Knowledge

Description : Whose tomb is ‘Biwi Ka Maqbara’? -General Knowledge

Last Answer : answer:

Whose tomb is ‘Biwi Ka Maqbara’? -General Knowledge

Description : Whose tomb is ‘Biwi Ka Maqbara’? -General Knowledge

Last Answer : answer:

The popular TV. serial ‘Neem ka Ped’ was written by which author? -General Knowledge

Description : The popular TV. serial ‘Neem ka Ped’ was written by which author? -General Knowledge

Last Answer : answer:

Who gave the slogan of 'Sarfaroshi ka tamanna, now in our heart, to see how much strength is there in the arm -General Knowledge

Description : Who gave the slogan of 'Sarfaroshi ka tamanna, now in our heart, to see how much strength is there in the arm -General Knowledge

Last Answer : Ram Prasad Bismil

Who is the author of the book Mere Sapno Ka Bharat ? -General Knowledge

Description : Who is the author of the book Mere Sapno Ka Bharat ? -General Knowledge

Last Answer : Tarun Vijay

Father ka faminine gender?

Description : Father ka faminine gender?

Last Answer : Father ka faminine gender kya hoga

What is Ka for H3BO3(aq) = H+(aq)+H2BO3 -(aq)?

Description : What is Ka for H3BO3(aq) = H+(aq)+H2BO3 -(aq)?

Last Answer : Ka= [H+] [H2BO3-] / [h3BO3] (Apex)

What is the meaning of Ka Kanta ?

Description : What is the meaning of Ka Kanta ?

Last Answer : Ka tab kanta means no one is yours.

What does Ho'omaika'i no ka 'oi mean?

Description : What does Ho'omaika'i no ka 'oi mean?

Last Answer : Need answer

How do Ka values of weak acid and a strong acid compare?

Description : How do Ka values of weak acid and a strong acid compare?

Last Answer : Need answer

Where was Ta-Na-E-Ka?

Description : Where was Ta-Na-E-Ka?

Last Answer : Feel Free to Answer

Ano ang ka hulugan ng Sinipat?

Description : Ano ang ka hulugan ng Sinipat?

Last Answer : Feel Free to Answer

Paano ka naging akrho?

Description : Paano ka naging akrho?

Last Answer : Dahil kay Alpha na kapatid ni Kappa na pinsang buo ni Rho