Calculate the pH of a 0.363 M NH, solution. NH, has a Kp 1.8 x 10-5. %3D pH

Q: Equal quantities of 0.010 M solutions of an acid HA and a base B are mixed. The pH of the resulting…

A: Equilibrium equation : Given data: Equal quantities of 0.010 M solutions of an acid HA and 0.010 M…

Q: NH3 is a weak base (Kp = 1.8 × 10-5) and so the salt NH,Cl acts as a weak acid. What is the pH of a…

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Q: 6. At 25.0°C, 65.0 mL of 0.784 M ascorbic acid, HC6H7O6 was mixed with 45.0 mL of 0.371 M KOH. Ka =…

A: We have calculate pH of the given solution

Q: Calculate Ka from Equilibrium Concentrations At equilibrium a solution contains [HC2H3O2] = 0.0787 M…

A: Given,  At equilibrium a solution contains [HC2H3O2] = 0.0787 M and [H3O+] = [C2H3O2-] = 0.00118 M.

Q: An analytical chemist is titrating 93.1 mL of a 0.8600 M solution of butanoic acid (HC,H,CO,) with a…

A: Initially, moles of butanoic acid: =Molarity of acid × Volume of acid=1.100 mol/L×93.1×10-3…

Q: A buffer solution is prepared which is 0.260 M both in lactic acid (CH3CHOHCO2H) and in sodium…

A: Given,Molarity of lactic acid ( CH3CHOHCO2H ) = 0.260 MMolarity of sodium lactate ( CH3CHOHCO2Na ) =…

Q: The Ką of acid HA is 3.5 x 10 and the Kp of base B is 7.2 x 104. When 0.50-mol HA and 0.50-mol B are…

A: Answer: greater than 7

Q: What are the molar concentrations of acetic acid (CH,COOH) and sodium acetate (CH, COONA) in an…

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Q: At 22 °C, an excess amount of a generic metal hydroxide, M(OH),, is mixed with pure water. The…

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Q: A solution is prepared by adding 500 mL of 0.3 M NaCIO to 500 mL of 0.4 M HCIO. What is the pH of…

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Q: 57. The pH of normal, unpolluted rainwater is controlled by carbonic acid equilibrium: CO₂(g) →…

A: We have find out the answer.

Q: Consider a 1M solution that is prepared using the salt NH4NO3. The pKb of ammonia is 4.7 and the pKa…

A: The objective of the question is to determine which statements are accurate about the contents of a…

Q: CH,NH, is a weak base (Kp = 5.0 × 10-4), so the salt CH,NH,NO, acts as a weak acid. What is the pH…

A: Given, Kb for CH3NH2 = 5.0 × 10-4 We have to calculate the pH of a solution that is 0.0670 M in…

Q: Chlorine gas used for disinfection combines with water to form hypochlorous acid (HOCI). The HOCI…

A: Given, Reversible reaction : HOCl ⇌ H+ + OCl- K=2.7×10-8

Q: Predict the products of each reaction, and whether the solution at equilibrium will be acidic,…

A: solution that give H+ ion is acidic solution that give OH- ion is basic

Q: A solution contains 0.104 M potassium nitrite and 0.0830 M nitrous acid (K a= 4.50 *10-4 ). The pH…

A: The objective of this question is to calculate the pH of a solution containing potassium nitrite and…

Q: What is the equilibrium constant value for  NaC2H3O2 and how do you find its Kb?

A: Answer: Given compound is Sodium acetate which is the salt of weak acid (CH3COOH) and strong base…

Q: Ethyl orange, an indicator, has a Ka of 2.0 x 10–4. The protonated form is red and the deprotonated…

A: Given : Ka = 2 x 10-4  thymol orange is an acidic indicator.

Q: Which of the following pairs of solution would you use to prepare a buffer with pH = 7.45

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Q: An analytical chemist is titrating 69.4 mL of a 0.9700M solution of butanoic acid (HC,H,CO,) with a…

A:

Q: 100.0 mL of a 0.50 M aqueous NH3 solution is mixed with 200.0 mL of 0.25 M aqueous HCI. At 25 °C the…

A: Given : Concentration of NH3 = 0.50 M Volume of NH3 solution = 100.0 mL = 0.100 L…

Q: A solution is prepared at 25 °C that is initially 0.27M in chloroacetic acid (HCH₂CICO₂), a weak…

A: pH of buffer solution is calculated by using Henderson Hesselbalch equation.

Q: An aqueous solution is prepared to be 0.408 M in sodium formate and 0.291 M in acetic acid. (1) Is…

A: The objective of the question is to determine whether the given solution is a buffer solution, to…

Q: A solution is prepared at 25 °C that is initially 0.43 M in propanoic acid (HC,H,CO,), a weak acid…

A: Given :-  [HC2H5CO2] = 0.43 M  [KC2H5CO2] = 0.11 M  Ka for HC2H5CO2 = 1.3 × 10-5  To calculate :-…

Q: Describe how you would prepare a buffer solution from NaH2PO4 and Na2HPO4 to have a pH of 7.5.

A: Buffer solution- It is a chemical added during chemical reaction for control of pH of reaction. For…

Q: Explain why we can simplify the calculations for K when the value of K is very small (less than…

A: #4.1: Smaller the value of equilibrium constant K, smaller is the amount of reactant converted to…

Q: CH, NH, is a weak base (Kp = 5.0 x 10-"), so the salt CH, NH, NO, acts as a weak acid. What is the…

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Q: 11.An acid-base equilibrium system is created by dissolving 0.20mol CH3COOH in water and diluting…

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Q: Calculate the pH at 25 °C of a 0.44 M solution of lidocaine HCI (C14H2]NONH,CI). Note that lidocaine…

A: Solution of iodocain HCl is (C14H21NONH2Cl) = 0.44 M, pKb of weak base iodocaine (C14H21NONH) =7.94…

Q: A solution was prepared with 0.482 mol of pyridinium fluoride (C, H, NHF) and enough water to make a…

A: Given: Ka= 6.30×10-4 for 0.482M Kb=1.70×10-4 for 1.00L Solution-

Q: At 22 °C, an excess amount of a generic metal hydroxide, M(OH),, is mixed with pure water. The…

A: M(OH)2  ↔  M2+   +  2 OH-Expression for Ksp ,Ksp = [M2+] [OH-]2  Find out the individual…

Q: 2. An ammonia solution is prepared by diluting 4.00 mL of a 2.00 M solution to 200.0 mL. Give: (a)…

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Q: Determine the pH of (a) A 0.10 M CH3COOH solution (ICE) (b) A solution that is 0.10 M CH3COOH and…

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Q: Part B Consider the following reaction: H2 (9) + I2 (g) = 2 HI (g) A reaction mixture at equilibrium…

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Q: Determine the concentration of calcium hydroxide in solutions buffered at pH = 12.55.

A: Given, pH = 12.55 Concentration of calcium hydroxide, Ca(OH)2 = [Ca(OH)2] = ? The formula used here…

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.