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: 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: 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: 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: 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: 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: 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: 25. Determine the pH of a solution that contains 0.500M solution of the bicarbonate ion (HCO, Kb =…

A: Note: Since you have posted multiple questions, we will provide the solution only to the first…

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

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…

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

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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: [References] Calculate (OH], H*], and the pH of 0.38 M solutions of each of the following amines (K,…

A:

Q: Based on your observations in Part III, which reagent is present in excess? Which reagent is the…

A: To determine the limiting reagent, reagent present in excess, theoretical yield based on limiting…

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…

Q: I am having trouble with understanding this question: Calculate the pH of a solution containing only…

A: pH of a solution is the measure of how acidic or basic a solution is.It is defined as negative…

Q: Give a clear handwritten answer...

A: Acidic strength of molecules can be compared by resonance stabilization of their conjugate bases.…

Q: we found that the percent ionization of niacin 1Ka = 1.5 * 10-52 in a 0.020 M solution is 2.7%.…

A: Given information, The percent ionization of niacin Ka = 1.5 * 10-52 in a 0.020 M solution is 2.7%…

Q: Predicting acid or base strength from the conjugate species 0.1 M aqueous solution НСООН HC,04…

A: pH is used to determine the alkalinity or acidity of a reaction. The pH is determined as the…

Q: [References) The pH of a 0.179 M solution of a weak acid, HB, is 2.57. What is K, for the weak acid?…

A: 1- First calculate the H+ ion concentration in the solution.  pH = -log([H+])  -pH = log([H+])…

Q: please help with this quantitative analysis question!!

A: The concentration of H+ in the solution can be calculated as follows:

Q: The pH at 25 °C of an aqueous solution of the sodium salt of m-cresol (NaC,H,O) is 11.57. Calculate…

A: The objective of the question is to calculate the concentration of C6H4OH in the solution, given the…

Q: What mass of NaN3 needs to be added to water to give a 1.0 L solution with pH= 9.43. For HN3 : Ka =…

A:

Q: SOido L AMR Use the References to access important values if needed for this question. The pH of an…

A:

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.