warm, (а) H. D acidic KMNO4 РСС (b) но ČH3 HBr (с) Al2O3, high T (d)

Q: Calculate the pH of Ba(OH)2 solution whose 250 cm3 of a 0.01moldm-3 solution is diluted to 500 cm3…

A: The pH of a solution can be calculated as follows: pH= 14-pOH where pOH = -logOH- To calculate…

Q: The enthalpy of neutralization reaction of NaOH (s) and HCl (aq), Hneut (Part D) should be the sum…

A: Since part A is the neutralization of NaOH (aq) with HCl (aq) Hence the reaction of part A will be…

Q: Dilution is necessary for commercially available acids such as HNO3, H2SO4 etc so that the strength…

A: The answer to the following question is-

Q: onsider an aqueous solution of pyridine, C5NH5(aq), with F = 5.0 mM, at 1 bar and at 298 K. Pyridine…

A: Given that: The solution is an aqueous solution of pyridine, C5NH5(aq) To find: The chemical…

Q: The Ka of HCHO2 is 1.8 x 10-4.  Calculate the ΔGº (in kJ/mol) for the acid dissociation reaction at…

A: Answer:- This question is answered by using the simple concept of calculation of standard Gibbs free…

Q: 2), 3), 4)

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: A 0.0450 M solution of benzoic acid has a pH of 2.78. Calcula pK, for this acid. What is the percent…

A: 5.) Given that : The molarity of benzoic acid = 0.0450 M pH of the solution = 2.78

Q: What is the pH of a 0.0520 M solution of HONH;CI (Kb of HONH2 is 1.1 x 10-8)?

A: HONH3Cl is a salt of weak base HONH2 and strong acid HCl Recall the following expression to…

Q: In a 2.31M C2H5NH2 aqueous solution, determine the percentage of ionised C2H5NH2 molecules. Kb is…

A: We have to calculate the percentage ionization of given weak base.

Q: What is the pH of a 1.75 M solution of KX (Kb of X is 1.22 x 10°) (Please show the final result with…

A: Answer:  9.66 Weak base can't dissociate completely, it's  pOH = 1/2 (PKb - logC)

Q: whats the kb if the pH of a 1.2 M aq soln of base A at 298 K is 12.32?

A:

Q: The pH and Kh of 0.1N NH4CI solution, if Kb for NH4OH at 25°C is 1.8x10-5 :will be respectively…

A: Kh=kWkC pH + pOH = 14  From Ostwald's dilution law ,  pOH=-logkbxc Where c is the concentration of…

Q: mL, what wi

A: Given as,   Density of solution ρs=1.05gcm-3 volume  of solution infinityv1=50 ml Final…

Q: Four so v s of an acid dissolved in water are sketched below, as if under a micoscope so powerful…

A: There are two types of bases/acids. One is strong base/acid which is completely dissociable in into…

Q: In an aqueous solution at 25°C, if [H₃O⁺] = 1.3 × 10⁻⁴ M, then [OH⁻] is:

A: [OH-] = 7.7 x 10-11 M

Q: In a solution of 0.015 mol L-1 HBr(aq) at 25 °C (a) What are the concentrations of the hydronium,…

A: pH stands for the potential of hydrogen ion concentration or power of hydrogen. The pH of an aqueous…

Q: What is the pH at 25 °C of water saturated with CO2 at apartial pressure of 1.10 atm? The Henry’s…

A: Concentration of CO2 can be calculated as follows: Where C is the concentration, KH  is the Henry’s…

Q: The hypochlorite ion, ClO-, acts as a weak base. (a) Is ClO-stronger or weaker base than…

A: a) Since in hydroxylamine, the basic character is generated by the donation of lone pair electrons…

Q: Calculate the pH of the following solutions at 298K: (a) potassium hydroxide 2.4 x 104 mol dm3 (b)…

A: To calculate the pH of the below given solution: molarity of KOH = 2.4×10-4 mol dm-3 molarity of…

Q: In an aqueous solution at 25°C, if [H3O*] = 8.0 × 10-ª M, then [OH"] is:

A:

Q: What is the pH of a 0.580 M solution of C3H,NHB (Kb of CsH;N is 1.7 × 10-º)?

A: pH is the negative logarithm of concentration of hydrogen ion. pH of a solution can be calculated…

Q: Galaulate the PH and the Pott FOR 9.6M solution OF MH₂ инз K. FOR NH3=1.97105

A: Here we are required to find the pOH and pH of 0.6M of ammonia solution

Q: Construct the expression for Ka for the weak acid, CH;COOH. CH;COOH(aq) + H,0(1) H,0*(aq) +…

A: Ka for general acid dissociation reaction is,

Q: The hydrogen sulfite ion 1HSO3 - 2 is amphiprotic. Write an equation for the reaction of HSO3 - with…

A: A bronsted lowry acid is a  proton(hydrogen ion) donor. A bronsted lowry base is a  proton(hydrogen…

Q: Dindicates concentrat on che pH of a solution, ha

A:

Q: In an aqueous solution at 25°C, if [H₃O⁺] = 6.7 × 10⁻⁴ M, then [OH⁻] is

A: In an aqueous solution [H₃O⁺] ×   [OH⁻]  = Kw

Q: -NH2 но NH b. OH

A:

Q: The Ka of a weak acid is 5.42 x 10-5. What is the pKb of its conjugate base?

A: Ka = 5.42 × 10-5 (given )  pKa = - log [Ka]  pKa = - log ( 5.42 × 10-5 )  pKa = 4.266

Q: A study of the acid shows that the pH of an acid HA O.12 MIK2.62. What is the K, of this acid?

A: Acid Dissocaition constant, Ka has to be determined for the Acid HA of 0.12 M with pH 2.26.

Q: Phosphoric acid (H,PO4) is a polyprotic acid. Write balanced chemical equations for the sequence of…

A: Polyprotic acid are a class of acids , which contains more than one protons in one molecule and the…

Q: IM LLI Calculate the standard enthalpy of reaction, AHn, of each of the given acid-base…

A:

Q: ajuse the nule of loga for ithms and exponents to Solne ur [H+] In terms of PH %31

A: We have to predict Hydrogen ion concentration in terms of pH .

Q: Hydroxylamine, HONH2, readily forms salts which are used as antioxidants in soaps. Hydroxylamine has…

A: NH2OH    +H2O   →NH3OH        +        OH-aq              l            aq…

Q: Benzoic acid (C6H5CO2H) is a weak acid with a dissociation constant. Ka = 6.4 x 10-5 mol/dm3 at…

A: The acid dissociation constant (Ka) measures the amount of acid which remains undissociated for a…

Q: The PH of a Oil M agueas sólutiom of Naz( the sodium salt of 2s 10,70: what is thie ha for Hz?

A: Given: Concentration of NaZ solution = 0.15 M pH of NaZ solution                   = 10.70

Q: In an aqueous solution at 25°C, if [H₃O⁺] = 6.2 × 10⁻⁴ M, then [OH⁻] is:

A: pH +pOH = 14

Q: determine the pOH of a 0.0453 mol L-1 KOH solution at 25 ℃

A: Given :- concentration of KOH solution = 0.0453 mol L-1  To determine :- pOH of solution

Q: R The following pictures represent aqueous solutions of binary acids of the type HA where the water…

A: According to arrhenius concept : Acids are the species that dissociates to give hydrogen ion (H+) or…

Q: Q- The acid-dissuciation Cons tant Ror chlorus -2 acid. Helor at 25 is 1.0xlo calculate the…

A:

Q: 2. Calculate the following: a) pH of a [H3O*] = 2.76 x 10-4 b) pH of a [OH¯] = 8.5 x 10-6M c) [H3O*]…

A: pH = - log [H+] [H+] = 10-PH pOH = - log [OH-] [OH-] = 10-POH pH + pOH = 14

Q: In an aqueous solution at 25°C, if [H₃O⁺] = 1.1 × 10⁻⁴ M, then [OH⁻] is:

A: We know that  Kw  for water  =  10-14 at 25oC Given [H3O+] concentration is 1.1×10-4 M      [ OH-] =…

Q: The most basic solution from the following is: * Pb(CH3C00)2 O CH3COONA O FECL3 O Al(CN)3

A: The acid-base nature of the salt solution depends on the nature of the acid and base from which the…

Q: In an aqueous solution at 25°C, if [H₃O⁺] = 2.1 × 10⁻⁴ M, then [OH⁻] is

A:

Q: What is the pH of a 0.420 M solution of C5H,NHB (Kb of C5H,N is 1.7 × 10-9)?

A: Given:: [C5H5NHBr]=0.420 M =concentration of salt=c Kb of C5H5N = 1.7×10-9 pH=?

Q: f the pOH is 6.2, the pH is

A: pH = -log[H+] pOH = 14 - (-log[H+]) pOH = 14 -pH Given in the question, pOH = 6.2

Q: meySi-I Cat. 2nlz Cet: DBu 5. e ther CH, C

A: We have to predict the product X for the following given reaction as follows in step 2:

Q: aDünat is tHe molar ity of adu cose solicton n that contans0 € ciptigo (190.18 almol) dissoved in…

A: Applying formula M=( n/V)×1000

Q: at 25 degrees celcous, the Ka of HCO2H is 1.77 x 10^-4. What is the Delta G naught in kj/mol for…

A: Given : Ka of HCO2H = 1.77 X 10-4  And temperature = 25 oC

Q: For a temperature of 10C in which Kw= 2.89e-15 and Pkw = 14.539  what is the poH, ph H30+ ?  OH=…

A: Applying concept of PHand POH. POH= - log [OH-]