2. What is [OH ] in an aqueous system if the concentration of H*/H3O* is 5.0 x 10-5Ma

Q: The HCl in a 0.8 M HCl solution is 100% dissociated. What are the molar concentrations of HCI, H3O*,…

A: Given, [HCl] = 0.8M

Q: What is the concentration(M) of nitric acid if it takes 42.7mL of 0.250M barium hydroxide to…

A:

Q: For a solution of 0.020 M lactic acid, HC3H5O2 (Ka = 8.4 × 10-4), calculate: [H+]= _______ M pH=…

A: For a weak acid ,HClO                     HC3 H5O2       ⇌      C3 H5O2 -       +      H+…

Q: 0.1 M NH4CI solution, using the given pH data, write net-ionic equation for hydrolysis: NH4* + H20 +…

A: Salt hydrolysis :- The interaction of cation or anion or both of a salt to form an acidic or basic…

Q: For a 0.0037 M solution of HCIO4, the dissociation of water produces the following concentrations of…

A: HClO4 is a strong acid, so, it undergoes complete ionization in the aqueous solution. HClO4 -->…

Q: blood is 0.0016 M, determine the bicarbonate ion concentration required to buffer the pH of blood at…

A: We will use buffer equation

Q: What is the concentration of OH− at 25o C in 0.25 M nitric acid solution?

A:

Q: 1. Ba(OH)2 to reach an endpoint with bromocresol green indicator. Calculate the molar concentration…

A: The molarity of a solution is an important method to determine the concentration of a solution. It…

Q: True or False. Write TRUE if the statement is correct and FALSE if it is incorrect. ___________5.…

A: Hey, since you are posted a question with multiple sub-parts, we will answer first three sub-parts.…

Q: What is [OH−] in a solution of 1.25 M NH3 and 0.78 M NH4NO3?

A: The concentration of hydroxide ion is [HO-]=2.88 x 10-5

Q: At 2525 °C, what is the hydroxide ion concentration, [OH−][OH−], in an aqueous solution with a…

A: The concentration of Hydroxide Ion can be calculated as:

Q: How much 0.573 M KOH will be needed to raise the pH of 0.215 L of 3.23 M carbonic acid (H2CO3) to a…

A: Carbonic acid and base both are acid and base so will give salt  Resultant solution is Acidic…

Q: |What is the concentration(M) of nitric acid if it takes 18.56ml of 0.1500M strontium hydroxide to…

A: Given: Molarity of Sr(OH)2  is 0.1500 M Volume of Sr(OH)2 is 18.56 mL Volume of acid is 15.00 mL To…

Q: 5. A 0.125L solution of NaOH is neutralized by 0.0425L of a 0.65 M H2SO4 solution. What is the…

A: Given, Volume of NaOH = 0.125 L  Volume of H2SO4 = 0.0425 L  Molarity of H2SO4 = 0.65 M  Molarity of…

Q: What is the pH of a solution that is 0.75 M HF and 0.15 M NaF?   The Ka of HF is 6.6 x 10-4

A: Given: Concentration of HF [HF]= 0.75 M Concentration of NaF [NaF]= 0.15 M Ka of HF is 6.6 x 10-4 To…

Q: if we add 1.68 grams of KOH to a liter of 0.1 M HCl solution, the pH at the end of the reaction will…

A: KOH + HCl = KCl + H2O When we add KOH to HCl solution, then KOH reacts with HCl and form salt KCl .…

Q: 22) The POH of 0.180 M NaCN (basic salt) (Kb of CN¯ = 2.22 x 10°) is: a) 10.9 b) 4.68 c) 3.09 d)…

A: The concentration of basic salt (NaCN) = 0.180 M  The equilibrium constant, Kb of CN– = 2.22 × 10–9…

Q: 35. What is the pH of the resulting solution when 0.20 mol of HCl is added to 0.250 L of water?

A:

Q: What is the pH of a 0.10 M NaF solution? The Ka for HF is 6.8 x 10-4

A: The values are given as follows:

Q: What is the pH of a solution made by mixing 30.00 mL of 0.10 M acetic acid with 50.00 mL of 0.100 M…

A: Since the moles of acetic acid = molarity of acetic acid X volume in L = 0.1 X 30/1000 = 0.003 And…

Q: Calculate the concentrations of hydronium ion and hydroxide ion at 25°C in: 0.11 M HNO3 [H3O+]…

A: We know that strong acid or base dissociates completely in water. So if we consider the case of…

Q: A solution contains 0.363 M HA (Ka = %3D 6.74-10-46.74-10-4) and 0.677 M NaA. What is the pH of this…

A: A solution contains 0.363 M HA and 0.677 M NaA.Ka of HA is 6.74 × 10-4We have to calculate the pH…

Q: What is pOH of a solution consisting of 1.35 M NH3 and 2.08 M NH&NO;? K, of NH, is 5.8 x 10 t0 0 494…

A: The pH of the solution is related with the pOH of the solution by the following relation, pH + pOH =…

Q: According to the Arrhenius Theory the ion that is produced in the greatest amount when NaOH is…

A: 1) Correct option is (c) , when NaOH dissolved in water it gives OH- and Na+ 2)Correct option is (a)…

Q: 17.A 0.21-mol sample of a diprotic acid, H2A, is dissolved in 250 mL of water. The Ka1 of this acid…

A: For diprotic acids, generally Ka1 is chosen for the concentration calculations. It is because Ka2…

Q: 13. Which of the following is a strong acid? а) HCIO, b) HNO2 с) HCIO, d) H,SO3 14. What is the…

A:

Q: What is the pH after 15.0 mL of 0.0322 M HNO3 is added to 25.0 mL of 0.0182 M KOH? O 10.85 O 1.55 O…

A: Answer:- Firstly a balanced chemical equation is written then using the simple concept of…

Q: Consider the reaction between 50.0 mL of 0.10 M NaOH and 75.0 mL of 0.20 M HCI at 25°. Which of the…

A: Whenver an acid and base reacts with each other than they form salt and water and the process is…

Q: Calculate the concentration of C8H.O42 : a. in a solution which is 0.020 M solution of H2C8H4O4. b.…

A:

Q: Ca(OH),. 2. How many mL of 0.10 M H,SO, can be made from 50.0 mL of 0.25 MH,SO,? 4 3. If 0.3041 g of…

A: Since we only answer one question at a time, we’ll answer the first one. Please resubmit the…

Q: 17.1 and 17.2.) 1. Does the pH of the solution increase, decrease, or (a) add solid ammonium…

A:

Q: For a 0.0027 M solution of HCIO4, the dissociation of water produces the following concentrations of…

A: Answer: [H+] = 2.7 × 10-3 M, [OH-] = 3.7 × 10-12 M.

Q: . Novocain, the commonly used local anesthetic, is a weakbase with Kb = 7 × 10-6 M. (a) If you had a…

A: (a) Given for the weak base: concentration = 0.0200M Kb = 7 × 10-6 We know that, for the weak base,…

Q: A certain weak base has a Kp of 8.60 × 10-'. What concentration of this base will produce a pH of…

A: Kb = 8.40x10-7 pH= 10.37 Concentration of base=?

Q: A 0.80 M solution of Carbonic acid is prepared and is in equilibrium with its ions. The chemical…

A: Given data Initial concentration : 0.8 M Ionization constant : Ka=4.3×10-7 Equilibrium reaction…

Q: NH3(aq)+H2O⇄NH4+(aq) + OH-(aq) What happens to this equlibria in regards to Le Chateliers principle…

A: Given reaction; NH3(aq) + H2O   ⇄  NH4+ (aq) +  OH- (aq)

Q: a) Determine [H;O*] and [F] in 0.500 M HF. Ka HF = 6.6 x 10+ b) Determine these concentrations in a…

A:

Q: What is the pH of a solution of 0.12 M HOCl and 0.53 M NaOCl? Ka = 3.5x10-8

A: Given, Concentration of HOCl = [HOCl] = Concentration of NaOCl = [NaOCl] = Ka for HOCl = 3.5 × 10-8…

Q: . What is the pH of a solution that contains 0.2 M HCN and 0.1 M Ba(CN),? The Ka for HCN is…

A:

Q: For a titration of HCI with NaOH, 3.0 mL of 0.4 M NaOH are needed to neutralize 4.0 mL of the HCI.…

A:

Q: In water, the equilibrium 2H2O(l) ⇄ H3O+(aq) + OH−(aq) Kc = 10-14 determines the concentrations…

A: We know that , pH can be expressed as the negative logarithm of hydronium ion concentration, i.e.…

Q: Calculate the pOH of a solution that results from mixing 41.4 mL of 0.11 M HBrO(aq) with 33.1 mL of…

A:

Q: 5. Determine the pH of a solution when 80.0 mL of 0.25M KÓH is added to 100.0 mL of 0.50 M HCIO…

A: HClO is a weak acid and KOH is a strong base. Therefore it is a weak acid and strong base titration.…

Q: The pOH of a solution made by combining 150.0 mL of 0.10 M KOH(aq) with 50.0 mL of 0.20 M HBr(aq) is…

A:

Q: A saturated solution of manganese hydroxide is 2.2 x 10-5 M Ma(OH)2. What are the hydronium ion and…

A: Mg(OH)2 is a strong electrolyte. In aq. solution 1 mole of Mg(OH)2 produces 2 moles of OH- ions.…

Q: What is the pH of the solution 0.12M NH4OH with Kb = 1.8 × 10-⁵ How much will the pH of the solution…

A:

Q: Calculate the pOH of a solution that results from mixing 32.09 mL of 0.18 M HCN(aq) with 33.8 mL of…

A:

Q: Write the reaction that occurs and calculate the pH after... 15.0 mL of 0.100 M NaOH is added to…

A: 1) Given: Concentration of NaOH = 0.100 M Volume of NaOH solution = 15.0 mL = 0.015 L…

Q: Gाण्का T. ७ L_Soqनfom नhaन s ০. 6० m HE KP दात्वाकाट +he eH a fucx ooL Solutiom वnd ्o * ०० M ০12mol…

A: Given-> Volume of buffer = 1.00 L Molarity of HF = 0.60 M Molarity of KF = 1.00 M Mole of NaOH =…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.