For a 3.00x 10-2 M solution of H₂S, calculate both the pH and the S2 ion concentration. State symbols are not shown for water or the aqueous species in the reaction equations. H₂S+ H₂O HS+H₂O Submit H₂O + HS Kas 1.0x107 H₂O +52 Ka-1.0x10-19 Show Approach Sh pH- (8²) - M

For a 3.00x 10-2 M solution of H₂S, calculate both the pH and the S2 ion concentration. State symbols are not shown for water or the aqueous species in the reaction equations. H₂S+ H₂O HS+H₂O Submit H₂O + HS Kas 1.0x107 H₂O +52 Ka-1.0x10-19 Show Approach Sh pH- (8²) - M

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter14: Equilibria In Acid-base Solutions

Section: Chapter Questions

Problem 60QAP: Consider an aqueous solution of HF. The molar heat of formation for aqueous HF is -320.1 kJ/mol. (a)...

See similar textbooks

Related questions

Q: Consider the titration of 100.0 mL of 0.200 M acetic acid (K = 1.8 x 10-5) by 0.100 M KOH. Calculate…

Q: A buffer solution is made that is 0.495 Min HCIO and 0.495 M in NACIO. If K for HCIO is 3.50 x 10,…

Q: Consider the reaction Mg(s)+Fe2+(aq)→Mg2+(aq)+Fe(s)Mg(�)+Fe2+(��)→Mg2+(��)+Fe(�) at 73 ∘C∘C ,…

Q: 3.0kg of an a molten (liquid) alloy with a melting point of 80°C is initially at temperature T. It…

A: 3. 3.0 kg of a molten alloy initially present at 200°C( 473K) is placed in placed in a insulated…

Q: At 105°C, AsF5(g) decomposed into AsF3(g) and F₂(g) according to the following chemical equation.…

Q: Provide one property that reflects the similarity between Be and Al and one property that reflects…

A: The periodic table is a collection of elements arranged in a certain order based on their atomic…

Q: What is the IUPAC name of the following substance? CH3 CH3 Submit Answer CH3 Retry Entire Group 9…

Q: Given the following information: hypochlorous acid = HCIO hydrocyanic acid = HCN HCIO is a stronger…

A: All the hints are already given in the question. HClO is a strong acid than HCN. So HClO can easily…

Q: Q2. Two widely used pain relievers are aspirin and acetaminophen (Tylenol). "Liquid" Children's…

A: Liquid children's aspirin is no longer available due to safety concerns. Aspirin, including…

Q: What is the IUPAC name of the following substance? H₂ CH₂ CH₂CHC=CCHCH3 Submit Answer Retry Entire…

A: Since you have asked multiple questions, according to guidelines I will be answering the first one…

Q: 1. Write the overall reaction for an E1 reaction or the dehydration of an alcohol.

A: The dehydration of alcohol reaction follows E1- pathway where a stable carbocation is formed which…

Q: Construct the following sentences to identify the process that ice, water, or water vapor may…

A: The question is based on the concept of phase diagram. based on phase diagram of water , we have to…

Q: On a plot of In kr vs. 1/T, the data is fit to a line with equation y=-(4210 K)*x + 21.5 What is the…

A: Answer: Arrhenius equation gives us the relation between activation energy and rate constant k as…

Q: 7. If a piece of cadmium (Cd) with a mass of 75.2g and a temperature of 100.0°C is dropped into…

Q: Upon cooling the solution, the solution turns royal blue. What can be said about the value of the…

A: The following equilibrium exist when [CuCl4]2- dissolved in water [CuCl4]2-+ 6H2O → Cu(H2O)6]2++…

Q: 7) Consider this two-step mechanism for a reaction NO₂ (g) + Cl₂ (g) → CINO₂ (g) + Cl (g) slow NO₂…

A: An intermediate is a chemical species that is produced in one step of a chemical reaction and then…

Q: The mass balance equation for a chemical in a lake can be written as: dC = L-XC dt If L = 1000…

A: Answer: Steady state chemical concentration means rate of change in concentration has become equal…

Q: Suppose a 250. mL flask is filled with 0.60 mol of SO₂ and 1.0 mol of SO3. This reaction becomes…

A: Since, Molarity is the number of moles of solute dissolve in one litre of the solution. Thus,

Q: Bromine monochloride is synthesized using the reaction Br2(g)+Cl2(g)↽−−⇀2BrCl(g)?p=1.1×10−4 at 150 K…

Q: Provide a complete curved arrow mechanism that accounts for the transformation below. Be sure to…

A: Answer :

Q: Express the equilibrium constant (K) for the chemical equations. (Note the physical states) A.…

A: Equilibrium constant is the ratio of the multiplication of concentration of all products having…

Q: Draw the structure of the major organic product(s) of the reaction. N-H NaOH H₂O

A: Given that, a reaction scheme is shown below We have to draw the structure of the major product.…

Q: Propose a synthesis using carbons from the given reactants. 14 + CH3 Br - Available Reactants

Q: Nitrogen dioxide is one of the many oxides of nitrogen (often collectively called "NOx) that are of…

A: Given: The volume of the container is 25 L. The initial moles of NO2 are 8.3 mol. The moles of N2O4…

Q: What is the pH of a 3.6*10^-4 M hydrochloric acid solution

A: Given, Concentration of hydrochloric acid (HCl) solution = 3.6 × 10-4 M pH of the solution = ? Note:…

Q: Solve stepwise Correct solution please. Draw the Lewis structure of HBrO₃ (by following the octet…

A: The molecule given is HBrO3. Since the element O is more electronegative than Br. Hence one of the O…

Q: Calculate the pH of a 0.30M solution of C5H5N. The Kb for C5H5N is 1.7×10^-9

Q: 8.16) What is the base form of H₂S? (HS- Acid do nate HtS Conjugate acid HAH+A Proton (acid) form…

A: We have to give base form of H2S in this question .

Q: Indicate the majority product of each of the following reaction sequences. 1) HNO3 H₂SO4 2) Br₂…

A: We know nitro group is meta directing so forming para bromo nitro benzene followed by reduction…

Q: b. Under specific chemical conditions, a reaction will occur to release the volatile substance. For…

A: Imines contain C=N bonds that are hydrolyzed to produce C=O and N-H bonds. In this reaction, water…

Q: Predict the structure and name the final product for the following: a) 2,3-dichlorohexane + 2 NH2…

A: The final product of the given reactions and name of the products are as follows -

Q: What is the pH of an aqueous 0.25 M NaBrO solution? Ka(HBrO) = 2.0 × 10-9

Q: A KCl solution is prepared by dissolving 40.0 g KCl in 250.0 g of water at 25°C. What is the vapor…

Q: calculate the distances traveled by each chemical given the following information: the velocity of…

A: Given, The velocity of water moving through the soil = 1 cm/day Elapsed time = 300 days Chemical…

Q: Calculate the volume that 200g of methane (CH4) gas will occupy at STP.

Q: A saturated solution of barium fluoride, BaF₂, was prepared by dissolving solid BaF₂ in water. The…

A: Given, A. The concentration of Ba2+ in BaF2 solution = 7.52 x 10-3 M. The solubility product…

Q: A chemist titrates 80.0 mL of a 0.8669M ethylamine (C₂H₂NH₂) solution with 0.3629M HNO3 solution at…

Q: Question 29 of 42 Which of the following statements are false with respect to rate laws? Select all…

A: Rate law is a mathematical expression that relates the rate of a chemical reaction to the…

Q: ynthesis First Synthesis Second Synthesis - Br -OH 041 O=0=0 Br - LOCH 3

A: According to the 1st Synthesis - the final product is an ester.

Q: When the reaction below: 3NO(g) ―>> N₂O(g) + NO₂(g) is proceeding under conditions such that 0.015…

A: Since, When we write rate law, we keep in mind that, Rate is equal to rate of appearance of reactant…

Q: Silver ions oxidize copper metal to produce silver metal and Cu²+ ions. Calculate the emf of this…

A: Answer: Galvanic cell is a type of cell that converts chemical energy into electrical energy via…

Q: 8.25) For each of the following, write whether the solution condition describes an acidic, basic, or…

A: pH : pH can be defined as the negative logarithm of hydrogen ion concentration pH = -log[H+] when…

Q: For the reaction below, Kc = 1.10 × 10⁻⁸. Note Kc is sometimes called K. What is the equilibrium…

A: Answer :

Q: Given the reactions, X(s) + O₂(g) XCO₂ (s) →→→ XO(s) + CO₂(g) - XO(s) what is AH for this reaction?…

Q: 1. An acid solution is prepared by dissolving 19.264 grams of pure KHC2O4.H2C2O4.2H2O in water and…

Q: Draw all the conformations of n-Butane using Newman projections and name all the conformations

Q: 10.0 mL of a salt solution has a mass of 12.8 g. The solution is evaporated to dryness and the…

Q: The solubility of PbS in water is 3 x 10-¹4 molar. What is the solubility product constant, Ksp, for…

Q: What is the heat of a reaction, in joules, with a total reaction mixture volume of 69.0 mL if the…

Q: 3.14) For each conjugate pair, the species that contains the extra H is called the "acid form," and…

Question

TUTOR Polyprotic Acid Calculations
For a 3.00x10-2 M solution of H₂S, calculate both the pH and the S2 ion concentration. State symbols are not shown for water or the aqueous species in the
reaction equations.
H₂S + H₂O
HS + H₂0
Submit
H₂O + HS Kas 1.0x10-7
H₂O +$2K₂1.0x10-19
[References]
Show Approach Show Tutor Steps
pH-
[s²] =
M

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Step by step

Solved in 3 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

A solution is made by dissolving 15.0 g sodium hydroxide in approximately 450 mL water. The solution becomes quite warm, but after it is allowed to return to room temperature, water is added to bring the volume to 500.0 mL of solution. (a) Calculate the pH and pOH in the final solution. (b) Why would we wait for it to return to room temperature? (c) If the mass of the water used to initially dissolve the sodium hydroxide were exactly 450 g and the temperature of the water increased by 8.865 C, how much heat was given off by the dissolution of 15.0 g of solute? Assume the specific heat of the solution is 4.184 J/g. K. What is the molar heat change for the dissolution of sodium hydroxide (known as the enthalpy of solution, Hsol)?
For oxyacids, how does acid strength depend on a. the strength of the bond to the acidic hydrogen atom? b. the electronegativity of the element bonded to the oxygen atom that bears the acidic hydrogen? c. the number of oxygen atoms? How does the strength of a conjugate base depend on these factors? What type of solution forms when a nonmetal oxide dissolves in water? Give an example of such an oxide. What type of solution forms when a metal oxide dissolves in water? Give an example of such an oxide.
Two students were asked to determine the Kb of an unknown base. They were given a bottle with a solution in it. The bottle was labeled aqueous solution of a monoprotic strong acid. They were also given a pH meter, a buret, and an appropriate indicator. They reported the following data: volume of acid required for neutralization = 21.0 mL pH after 7.00 mL of strong acid added = 8.95 Use the students' data to determme the Kb of the unknown base.
Phthalic acid ( H2C8H4O4, abbreviated H2Ph ) is a diproticacid. Its ionization in water at 25°C takes place in twosteps: H2Ph(aq)+H2O(l)H3O+(aq)+HPh(aq)Ka1=1.26103H2Ph-(aq)+H2O(l)H3O+(aq)+Ph2(aq)Ka2=3.10106 If 0.0100 mol of phthalic acid is dissolved per liter ofwater, calculate the equilibriumconcentrations of H2Ph,HPh,Ph2, and H3O+.
The pH of a 0.10 MHOBr solution is 4.8. What is H in that solution? ____________M What is OBr-? What is HOBr? Where do the H and OBr- ions comes from? ____________M; ____________M What is the value of Ka for HOBr? What is the value of pKa?____________ ____________
A student prepares 455 mL of a KOH solution, but neglects to write down the mass of KOH added. His TA suggests that he take the pH of the solution. The pH is 13.33. How many grams of KOH were added?
Consider an aqueous solution of HF. The molar heat of formation for aqueous HF is -320.1 kJ/mol. (a) What is the pH of a 0.100 M solution of HF at 100C? (b) Compare with the pH of a 0.100 M solution of HF at 25C.
A solution has a pH of 4.5. What would be the color of the solution if each of the following indicators were added? (See Fig. 14-8.) a. methyl orange b. alizarin c. bromcresol green d. phenolphthalein