* Q4//Calculate the ionization ratio of o.5M Ammonium hydroxide, pKa=4.74 60% 0.6% 6%

Q: What is the pH of a solution that contains 50mL of 0.150 M NaHSO3 and 50mL of 0.250 M Na2SO3?  What…

A: we have to calculate the pH

Q: What is the percent ionization of 0.40 M butyric acid (HC4H7O2)? (Ka = 1.48 × 10–5.)

A:

Q: A0.200 M solution of XBr has a pH of 2.67. Which of the following could be XBr? Weak Base Kb A)…

A: Given :- pH = 2.67 pH = - log[H+] [H+] = 10-2.67 = 2.13 × 10-3 M Concentration of XBr = 0.2 M = 0.2…

Q: Calculate the percent ionization for bromic acid in a solution that contains 0.00850 M acetic acid…

A: Concentration of acetic acid, HC2H3O2(aq) = 0.00850 M For acetic acid, HC2H3O2(aq), Ka = 1.8×10–5,…

Q: A diprotic acid has a pKa1 = 3.10 and pka2 = 6.50. What is the pH of a 0.10 M solution of this acid…

A:

Q: A weak acid has Ka of 4.82 x 10-5.  What is pKa for this weak acid? Enter a numerical value in the…

A: Given: Ka = 4.82 × 10-5

Q: Calculate the concentrations of ALL the ions present in a 0.0300M solution of carbonic acid (H2CO3…

A: H2CO3 is a weak acid. It is form from the reaction of CO2 with water. Given data:  Ka1 = 4.2×10-7…

Q: Consider the following data on some weak acids and weak bases: name hypochlorous acid hydrocyanic…

A: Answer:

Q: Q1// A buffer solution prepared by adding adequate amount of Acetic acid and Sodium acetate to…

A: A buffer solution is a solution that resists a change in its pH on the addition of a small amount of…

Q: What is percent ionization of 0.0065 M chloroacetic acid? K₁ = 1.36 × 10-3 The value of Kw at the…

A:

Q: A solution is made by dissolving 48.9 g of Ba(NO2)2 in 500.0 mL of water. As NO2¯ is a base, write…

A: Answer:- This question is answered by using the simple concept of hydrolysis of salt of weak acid…

Q: Calculate the ratio [CH3COOH]/[NACH3COO] that gives a solution with pH = 5.2? ( Ka = 1.8 x 10-5)…

A:

Q: Calculate the pH of a solution containing 0.3 M HCOOH and 0.1 M HCOO (pKa of HCOOH = 3.76)

A: Concentration of HCOOH (Acid) = 0.3 M  Concentration of HCOO- (conjugate base of acid) =  0.1 M  pKa…

Q: Predict if the salt is acidic, basic or neutral when dissolved in water. a)KCH3COO b)NH4NO2…

A:

Q: a) Calculate the percent ionization of 0.00490 M hypobromous acid (Ka = 2.5e-09). % ionization =…

A: a) Given: Concentration of hypobromous acid i.e. HBrO = 0.00490 M And Ka of HBrO = 2.5 × 10-9  Since…

Q: Q4// Calculate the molar concentration for acetic acid that ionized at 2.5%, ka=r ×IO-5

A:

Q: A) What is the concentration of PO43- in a 0.18 M H3PO4 solution?  Ka1= 7.5X10-3 , Ka2=6.2X10-8,…

A: a) The concentration of phosphate ion is calculated as,

Q: Phosphoric acid, H3PO4 is a triprotic Find the equilibrium pH of a 0.835 M solution of H3PO4 and the…

A: The objective of this question is to find the equilibrium pH of a 0.835 M solution of H3PO4 and the…

Q: Which acid is the WEAKEST? Hydrofluoric acid HF (K2 = 7.2 × 10-4) Hydrogen sulfate ion HSO4¯ (Ka =…

A: Strength of acid depends on the value of Ka. Ka is acid dissociation constants as the value of Ka…

Q: What is the pHpH of a solution with [H3O+]=8.1×10−5[H3O+]=8.1×10−5 MM?   4.09 -9.42 -4.09 1.00

A: • The values provided in the question are:-       i) Hydronium ion concentration of a solution,…

Q: What is the hydroxide ion concentration of a solution with a pH = 5.50 at 25 °C? %3D

A: pH = 5.50 We know at 25°C; pH + pOH = 14 5.50 + pOH = 14 pOH = 14 - 5.50 pOH = 8.5 Now, pOH = - log…

Q: ▼ ▼ Part A Calculate the concentrations of NH and NH3 and the pH in a solution prepared by mixing…

A:

Q: Calculate the pH of a solution containing 0.03 M NaH2VO4 and 0.05 M Na2HVO4. (Ka1 = 1.11×10-2, Ka2 =…

A:

Q: Calculate the pH of a 0.18 M solution of KNO2. (Ka (HNO2) = 4.5 x 10-4) Group of answer choices…

A: Given : Concentration of KNO2 = 0.18 M And Ka of HNO2 = 4.5 X 10-4  Since KNO2 is a completely…

Q: What is the pH of a solution formed by mixing 135.0 mL of 0.0100 M HCl with 80.0 mL of 0.0450 M…

A:

Q: 4.a. Calculate the % ionization: 0.10 M CH3NH2 ; pKa = 10.657 * Your answer 4.b. Calculate the %…

A: First I am going to calculate the Kb value from the given pka value then by writing balanced…

Q: the two ammonia species are ammonia (NH3) and the ammonium ion (NH4+. The total ammonia…

A: NH4+= NH3+ H+  pka =6.34  pH = 8 Concentration of…

Q: ) Calculate the percent ionization of 0.00850 M hydrocyanic acid (Ka = 4.9e-10). % ionization =…

A:

Q: Could a very dilute solution of a strong acid yield a pH above 7?

A: The question asks whether a very dilute solution of a strong acid can have a pH above 7.

Q: Arrange the following acids in order of decreasing acid strength, 1 being the weakest and 4 being…

A: Ka is the dissociation constant of acid. Higher the value Ka, more is its dissociation so stronger…

Q: The acid dissociation constants for phosphoric acid (H₂PO4) are Kai = 0.00711, Ka2 = 6.32 x 10-8,…

A: Given data : Ka1 = 0.00711  Ka2 = 6.32×10-8 Ka3 = 7.1×1-13

Q: What is the pH of a solution made from adding 15.00 mL of 0.11 M Na₂HASO to 28.00 mL of 0.21 M Na…

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

Q: Given that a weak acid has a pKa of 3.45, find the % ionization of a 0.345 M solution of weak acid.

A: Let the weak acid be HA,its concentration is 0.345,and degree of dissociation/degree of ionisation…

Q: Calculate the percent ionization of 0.0070 M butanoic acid (Ka = 1.5 × 10¬³). Express Vour answer to…

A:

Q: What is the pH of a solution containing 0.10 M cyanide ion, CN1-? CN1- + H2O HCN + OH1-     Kb of…

A: According to the question, The concentration of the CN- is = 0.10 M The Kb of CN- ion = 1.6 x 10-5…

Q: Benzoic acid has a Ka - 6.3 × 10-5. What is the percent ionized in a 0.13 M solution of benzoic…

A:

Q: 1. Calculate % ionization of 0.20 M HCOOH in water together with 0.10 M NaHCOO; Ka (HCOOH) = 1.77 x…

A: Percent ionization is a term  used to describe how substance dissociates into ions when dissolve in…

Q: Iodic acid, HIO3, has a pK, of 0.77. What is the formula of its conjugate base? O H2IO3+ O HIO3 O OH…

A: Interpretation - To determine the conjugate base of iodic acid ( HIO3 ) . To determine the value of…

Q: Q4//Calculate the ionization ratio of o.5M * Ammonium hydroxide, pKa=4.74

A: Ionization constant (degree of dissociation) is defined the ratio of ionized concentration to…

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.