If we have a 25 mL solution of weak acid HA (Ka = 1,00 * 10-6) and at pH 4,00. How much water needs to be added to change the pH to 5.5?

Q: If we have a solution of weak acid HA (Ka = 1,00 * 10-6) and at pH 4,00. How much water needs to be…

A: Hey, as the volume of weak acid is not given in the question, I consider it as 25 mL in order to…

Q: A solution is prepared at 25 °C that is initially 0.42M in trimethylamine ((CH3),N), ((CH3)NHC1).…

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Q: Suppose we titrate 20.0 mL of 0.100 MHCHO₂(K,-1.8 x 10) with 0.100 M NaOH. Calculate the pH. Your…

A: We have to solve the pH of the acid

Q: Arrange the following solution from lowest pH to highest pH: 0.20 М СH,СООН (К, — 1.8 х 10-5) 0.06 M…

A: The correct answer about pH is given below

Q: a) H3Z is a triprotic weak acid, with Ka1 = 8.8x10-4,  Ka2 = 2.4x10-8, and  Ka3 = 5.7x10-9. When…

A: Given,  a) H3Z is a triprotic weak acid     Ka1 = 8.8x10-4,  Ka2 = 2.4x10-8, and  Ka3 = 5.7x10-9 b)…

Q: help please answer in text form with proper workings and explanation for each and every part and…

A: I will go through this hypochlorous acid (HOCl) problem step by step using the instructions…

Q: A solution made with 0.140 moles of phosporic acid (H3PO4), dissolved in 194 mL of solution, was…

A: Moles of H3PO4 = 0.14 Volume of solution of H3PO4 = 194ml = V2 Concentration of NaOH = M1 = 1.320M…

Q: Each row of the table below describes an aqueous solution at about 25 °C. Complete the table. That…

A: There are several theories that explain the compound as an acid or a base.Arrhenius theory is one…

Q: Determine the molar solubility for Al(OH)3 in pure water. Ksp for Al(OH)3 = 1.3 x 10-33.

A: Given question of ksp Al(OH)3 = 1.3 × 10-33 We have calculated the molar solubility of Al(OH)3

Q: Hello, can someone please help me with these chem questions and give me a clear step-by-step…

A: a) Calculation of no. of mol of NaOH: n=Molarity×Volume=0.100 mol/L×10.00×10-3 L=1×10-3 mol…

Q: ​Weak base: 25 mL of 0.00255 M hydroxylamine HONH2 (Kb = 1.1 × 10-8) Strong acid: 0.001545 M HNO3.

A: When hydroxylamine is reacted with nitric acid, following reaction occurs: HONH2+HNO3→HONH3++NO3-

Q: What is [H3O+] and the pH of a solution of H2CO3 with [H2CO3]Total = 4.5 x 10-4 M? (Use the pKa…

A: 4.) To calculate [H3O+] , we would write dissociation equation of H2CO3 and use pKa of first…

Q: Reasoning by analogy from what you learned about solutions of weak polyprotic acids, what is the…

A: H2SO3 is a diprotic acid. It has two acid dissociation constants. Ka1= 1.2 x 10-2 ; Ka2= 6.6 x 10-8…

Q: You will prepare 5 cuvettes with different concentration of sodium phosphate (Pi) using the stock…

A: For calculating the volume of 1 mM Pi, we use the dilution equation, MstockVstock=MfinalVfinal

Q: A solution of methylamine, CH3NH2, behaves as a weak base. The equilibrium can be written as: CH3NH₂…

A: Methylamine CH3NH2 is a weak base. It dissociate partially in aqueous solution. CH3NH3+ is a…

Q: Maleic acid (H₂C₂H₂O) is a diprotic acid with Kal = 1.20 × 10-³ and Ka2 maleic acid (H₂C₂H₂O4)…

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Q: How many moles of BHCl (acidic salt) would need to be added to 437 mL of 1.3 M B (a weak base) to…

A: pH + pOH = 14 pOH = pKb + log[salt]/[base] pKb = -logKb

Q: The pH of 300 mL solution made of 0.95 M acetic acid and 0.91 M potassium acetate is (K₂ = 1.8 x…

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Q: A 0.205 M solution of Na2C204 . pH= [H2C204]= M [НC204^-]%3D М [C204^-2]= M

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Q: 2-

A: Since pOH =14 + log[H+ ] => [H+] = concentration of H+ ions = 10pOH - 14 = 107.37 - 14 = 2.344 X…

Q: Part A) Calculate the pH and the concentration of C202-4 ions in 0.18 M H2C2O4 (Kal Ka2 = 6.4x10^-5)…

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Q: Calculate the pH of 0.10 M Zn(NO3)2, which dissolves to give 0.10 M Zn²+ (pK₂ = 9.0) and 0.20 M NO3.…

A: We need to determine pH due to the hydrolysis reaction of 0.1M Zn2+. Given: PKa=9.0…

Q: A solution is prepared at 25 °C that is initially 0.35M in diethylamine ((C₂H3)₂NH), bromide…

A: pH + pOH = 14

Q: HASO a triprotic acid with K = 10-22, K2 = 10-7.0 and K3 = 10-11.5 Now, write the dissociation…

A: H3AsO4…

Q: app.aktiv.com ! 1 Q F 2 W NEXT > 2 The pH for 6.1 x 10 M solution of cocaine, a weak base, is 9.60.…

A: We know that, pOH = 14 - pH = 14 - 9.60 = 4.40and concentration of OH-[OH- ] = 10-pOH          =…

Q: Given: for terephthalic acid, H2CSH.O4 Kai = 3.1 x 10 4; Ka2 =1.5 x 10 5 Solve for the expected…

A: Terephthalic acid is a diprotic weak acid that undergoes two dissociation to release two protons.…

Q: Calculate [H+] for a 9.00×10-4 M aqueous solution of cinnamic acid (HC9H7O2; Ka = 3.70×10-5).

A: We have to calculate [H+] for the solution of cinnamic acid

Q: You want to adjust the pH of a liter of strong acid from 3.28 to 3.78. Part 1 of 2 Which ion must be…

A: Given:Solution is a 1 liter of strong acidInitial pH= 3.28Final pH= 3.78We have to find the ion…

Q: Hello I am gettin 2 answers for the same question, which one is correct.  The question is as…

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Q: I need answer expert solutions I need answer step by step

A: Please Rate if the solution helps you.Thank You

Q: e K₂ of a monoprotic weak acid is 0.00485. What is the percent ionization of a 0.101 M solution of…

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Q: 2. At equilibrium, the value of [H,O"] in a 0.200 M solution of an unknown acid is 2.00x10 M.…

A: Given that at equilibrium,[H3O+] = 2x10-2M  Initial concentration of HA will be, [HA] = 0.200 M HA…

Q: The diprotic acid H₂A has Ka1 = 1.58*10-5 and Ka2 = 1.47*10-6. If the initial concentration of H₂A…

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Q: How many grams of BHCl (65.43 g/mol) would need to be added to 483 mL of 1.05 M B (a weak base) to…

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Q: A solution made with 0.130 moles of phosporic acid (H3PO4), dissolved in 183 mL of solution, was…

A: Given: Concentration of NaOH = 1.160 M. Moles of H3PO4 = 0.130 mol. Volume of H3PO4 solution = 183…

Q: Give correct detailed Solution....don't give Handwritten answer..don't use Ai for answering…

A: • The correct answer are : [H+] = 7.1 x 10-5 M ( in 2 significant figure)  OR [H+]= 7.09 x 10-5M (…

Q: In a dilute sodium bicarbonate solution, [H] = 1.5 x 108 M. Without using a calculator, what integer…

A: The approximate pH of the solution is 8.

Q: How many moles of B (weak base) would need to be added to 527 mL of 0.38 M BHCl (the acidic salt) to…

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Q: For H,P - HP- + H* • The weak acid H,P dissociates a little and the even weaker acid HP- much less…

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Q: A solution is prepared at 25 °C that is initially 0.36M in diethylamine ((C₂H₂)₂NH), bromide…

A: Answer:Buffer solution is a type of solution that resists the change in its pH on adding small…

Q: 5- Calculate the hydronium ion concentration of a 0.041 M propanoic acid C₂H,COOH solution, Ka =…

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Q: uestion 10 of 15 For the diprotic weak acid H2A, Kal = 2.2 × 10 ° and K2 = 5.2 x 10-9. What is the…

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Q: How many moles of NH3 must be dissolved in water to give 615.4 mL of solution with a pH of 10.96? K…

A: The number of moles NH3 disolved in water is given below