You measure the pH of your green solution, and find that it is 6.71. You measure the absorbance at 430 nm and find that it is 0.173. You measure the absorbance at 616 nm and find that it is 0.208. [H*] (M) [HInd) (M) [Ind ] (M) Evaluate Extra Info

Q: Q1:Chose the correct answer from 1-The [HO] in a 0.050 M solution of Ba(OH), is: (a) 1.0 x 10' M (b)…

A: Since you have posted multiple question we will provide the solution only to the first question  as…

Q: The acid ionization constant (Ka) for HI is estimated to be 1 x 109. What is the value of Kb for I–

A: Given, Acid ionization constant for HI, Ka = 1 × 109

Q: (a) What are the compounds (1 equations? - 10) which are missing from the following HCl(aq) 1 +2…

A: The compounds missing from the given equations are as follows:CuBr(s): This compound is copper(I)…

Q: Which of the following is the Lewis acid in the following reaction? [PtL4]²¯ + 2 NH3 →→→→ PtI₂…

A: Reaction :-[PtI4]2- + 2NH3 →PtI2(NH3)2 + 2I- To identify :- Lewis acid in above reaction.

Q: Predict the pH (>7,7 7

A: a) KBr is a salt of strong base and strong acid.

Q: 7-Consider the titrations of the pairs of aqueous acids and bases listed on the left. For which pair…

A: 7. Depending upon strengths of acids and bases -  the pH of the equivalent point can be determined.

Q: What is pH if [H3O+] = 0.00019 M ? 10.28 12.1 3.72 -10.28 -3.72

A: The concentration of hydronium ion in the solution is 0.00019 M.

Q: By what factor does 3H+4 change for a pH change of (a) 2.00 units

A: The change in pH is 2 use should find the change in [H+]

Q: 10) A) Place the species in each of the following groups in order of increasing base strength. Give…

A: 10) A) Concept: Conjugate acid-base: According to Bronsted Lowry concept the species who donate the…

Q: The final part asks for pH

A:

Q: What is the pH when Jeremiah has added 18.0 mL of 0.275 M NaOH to 20.0 mL of 0.500 M HCIO3? HCIO3 +…

A:

Q: The pH of an aqueous solution of 0.166 M ammonium perchlorate, NH,CIO, (aq), is

A: Given data,Molarity of NH4ClO4=0.166Mkb for NH4ClO4=1.7×10-5 The relation between Ka and Kb is:…

Q: HC;H;O2(aq) + H2O(1) O H3O*(aq) + C2H3O2'(aq) Table 2: Weak Acid Dissociation (HC;H;O2li (Stated…

A: For the equilibrium concentration of sample 2, the concentration of [HC2H3O6] should be…

Q: D Question 6 What is the product of the following reaction? O OIV O II 01 CH3COCI OH pyridine ווו ון…

A: The reactants in this reaction are acetyl chloride (CH3COCl) and hydroxide ion (OH-). Pyridine is…

Q: The ionization constant of a very weak acid, HA, is 5.8×10-9. Calculate the equilibrium…

A: The ionization constant (Ka) for weak acid, HA = 5.8×10-9. Concentration of weak acid, HA = 0.040 M

Q: In the laboratory, a general chemistry student measured the pH of a 0.577 M aqueous solution of…

A:

Q: A 0.050 M solution of the weak acid HA (K,- 2.8 x 106 M). What is the [H₂O*]? 2.6 × 10-11 M 7.0 ×…

A: Concentration of the weak acid HA =0.050 M Ka of a weak acid = 2.8 × 10-6  [H3O+] = ? Note:…

Q: 8-The following titration curve is the kind of curve expected for the titration of a base (a)…

A: The titration curve is a plot between pH (dependent variable) and the volume of titrant added…

Q: Determine the pH of each of the following solutions. (a) 0.526 M hypochlorous acid (weak acid with…

A:

Q: 18 of 21 I Review | Constants | Periodic Table The temperature for each solution is carried out at…

A: Given that:  Mass of HCl = 0.80g Molar mass of HCl = 36.5g/mol  Volume of solution = 3.5L

Q: Calculate the concentration of hydroxide in the following solutions. a) Pure water (pH = 7.00) b)…

A: We know that;  pH + pOH = 14 kb = concentration in product sideconcentration in reactant side…

Q: 1)For the following acid/base reactions, draw the products and indicate the equilibrium position.…

A:

Q: The [OH] of a solution that has a pH of 6.75 at 25°C is ..

A: Solubilty  product  constant determines the solubilty of ions in solution.

Q: a general chemistry student measured the pH of a 0.510 M aqueous solution of nitrous acid to be…

A: Here we are required to find the dissociation constant for weak acid nitrous acid

Q: Determine the pH of each of the following solutions. (a) 0.569 M carbonic acid (weak acid with Ka =…

A:

Q: For each solution, determine the [H3O*], [OH], and pH. Show problem set ups and set the answers with…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Automobiles produce pollution in the form of NO2(g). Nitrogen dioxide eventually forms HNO3(aq) when…

A: According to the question pollution from cars comes in the form of NO2 (g). When nitrogen dioxide…

Q: Sodium hydrogen phosphate is available as a hydrated salt: Na HPO, 7H20 (s) When dissolved in water,…

A: pH of solution is given by the following expression  pH=-log[H+] So, that only [H+] ion…

Q: 10-If 25.00 ml of 0.1M NaOH solution is needed to reach the end point of 10 ml HNO₂. Then the…

A: Given, Volume of NaOH = 25.0 ml Conc. of NaOH = 0.1M Volume of HNO3 = 10.0 mlMolecular weight of…

Q: In the laboratory, a general chemistry student measured the pH of a 0.576 M aqueous solution of…

A: pH = -log[H3O+]

Q: . If BaCl2 completely dissolves in water, what is the ionic strength of a 0.0300 F solution of…

A:

Q: Determine the pH of the solution resulting from mixing a solution of 153 mL of CH₂BrCOOH (Ka =…

A:

Q: Calculate 3OH-4 and pH for (a) 1.5 * 10-3M Sr1OH22,

A: A pH is a unit to the acidity of the solution. The expression to calculate pH are as follows:…

Q: Which of the following can behave as Bronsted-Lowry bases in aqueous solution? O NAOH HF so3 O so, O…

A: Bronsted-Lowry bases are those species which can produce hydroxide ions in solution.

Q: The weak acid, H A, has aKa value of 3.80E-3. Calculate the pH of the solution if the concentration…

A: The pH of a solution gives the measure of its acidity. More is the pH, less is the acidic character…

Q: Text Quest The pH values of two liquids are 3 and 6. Indicate which liquid is more acidic and how…

A:

Q: H₂PO has three acidic protons with the following K, values: Kat-7.1 x 10 ³ K2-6.3 x 10 K-4.5 x 10-13…

A: The question is based on the concept of chemical equilibrium. We need to identify the predominant…

Q: 0) What is the pH of a solution made by mixing 10.00 mL of 0.25 M acetic acid with 10.00 mL of 0.25…

A: Molarity of acetic acid solution= 0.25 M Volume of acetic acid solution= 10.00 mL Molarity of KOH…

Q: Calculate the pH of a solution that is (This problem requires values in your textbook's specific use…

A:

Q: An aqueous solution of the weak base C of initial concentration 0.075 M has a pH = 11.85. Determine…

A:

Q: What is the pH of an aqueous solution of 1.89×10² M barium hydroxide? pH %3!

A: As barium hydroxide is a strong base. So dissociation takes place like:- Ba(OH)2 -------------->…

Q: Calculate the expected pH of a 0.00046 M solution of the strong acid HNO3 Report to 2 decimal…

A: Since HNO3 is a strong acid  Strong acid in aq. solution dissociates completely.  0.00046 M HNO3 on…

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

A: Step 1: To determine the pH of the solution of NaA, we need to consider the hydrolysis reaction of…

Q: Calculate the pH and concentrations of CH, NH, and CH, NH; in a 0.0433 M methylamine (CH, NH,)…

A: Given,Molarity of CH3NH2 = 0.0433 MKb CH3NH2 = 4.47 x 10-4

Q: Calculate the hydroxide ion activity in a 0.050M LIOH?

A: In this question, we will determine the hydroxide ion activity in a solution of LiOH  You can see…

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.