14. Use activities to calculate the hydronium ion concentration in a 0.120 M solution of HNO₂ that is also 0.050 M in NaCl. Nitrous acid has an acid dissociation constant of 7.1 x 10. Hint: Find the ionic strength of the solution based on the salt (ionic substance) involved.

14. Use activities to calculate the hydronium ion concentration in a 0.120 M solution of HNO₂ that is also 0.050 M in NaCl. Nitrous acid has an acid dissociation constant of 7.1 x 10. Hint: Find the ionic strength of the solution based on the salt (ionic substance) involved.

Appl Of Ms Excel In Analytical Chemistry

2nd Edition

ISBN:9781285686691

Author:Crouch

Publisher:Crouch

Chapter5: Equilibrium, Activity And Solving Equations

Section: Chapter Questions

Problem 5P

See similar textbooks

Related questions

Q: Consider the following reaction in aqueous solution: 5Br-(aq) +BrO3-(aq) +6H+(aq)→ 3Br2(aq) +…

Q: Write balanced chemical equations for each of the acid-base reactions described below. a) Aqueous…

A: Write the chemical equations for the given acid base reactions

Q: For this molecule : a) draw the resonance forms for this molecule and indicate the direction in…

A: A resonance structure is the depolarization of its conjugated lone pairs or pi - electrons. While…

Q: A woman is admitted to hospital after a drug overdose. The drug's half life is 7.2 hours. A toxic…

Q: Draw the ester electrophile that would be needed to make this product through a Claisen condensation…

Q: For ammonia, the enthalpy of fusion is 4.65 kJ/mol and the entropy of fusion is 38.9 J/Kmol.…

A: Given that For ammonia, the enthalpy of fusion(∆H°) is 4.65 kJ/mol and the entropy of fusion(∆S°) is…

Q: How does it look written out?

Q: The pressure-based equilibrium constant for the reaction shown below is Kp = 0.974 at 357 ℃. What is…

Q: I 1 1 Draw the missing organic structures or select the missing reagents in the following multistep…

A: The question is based on organic reactions. we need to identify the product formed and explain…

Q: The reaction below is a variation on the Wittig reaction that makes imines from amines and…

A: This is a substitution reaction where an imine is formed on reaction with an organophosphorus…

Q: 4. Determine the hydronium and hydroxide ion in 0.450 M aqueous KOH concentrations

Q: How many moles of O2 gas are contained in 53 L of O2?

A: We have to use the conversion and calculate the moles of O2

Q: The formula for barium chloride is BaCl₂. 1. How many GRAMS of Ba2+ are present in 4.95 moles of…

A: The given question involves two calculations related to the chemical formula of barium chloride…

Q: The following reaction is first order: C2H6 → 2 CH3. If the rate constant is equal to 5.5 × 10-4 s-1…

Q: Curved arrows are used to illustrate the flow of electrons. Using the provided starting and product…

A: The mechanism of a chemical reaction shows the detailed steps involved in it. The abstraction of…

Q: 1. Complete the following reactions: a. b. CH3 H_C-OH ОН CH3 + HBr ОН CrO3

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

Q: 4Fe +30₂ ----> 2Fe₂O3 YOUR TASK: Setup and solve the following two mole-mole stoichiometry problems.…

A: We have been given balanced chemical equation and we have been asked to solve given problem related…

Q: Decide whether the Lewis structure proposed for each molecule is reasonable or not. molecule OF₂…

A: 1) OF2 = Yes , it’s a reasonable structure . Because the valence electrons on central atom and…

Q: Write the net ionic equation for the following molecular equation. Al2(SO4)3(aq) + 2(NH4)3PO4(aq) -…

A: Answer: Net ionic equation is the chemical equation that involves only the ions those are taking…

Q: A reaction has the stoichiometry: 3A + B → C+ D. The following data were obtained for the initial…

Q: The concentration-based equilibrium constant for the reaction shown below is Kc = 1.20 at 453 ℃.…

A: We have to calculate the value of Kp

Q: A 24.7 mL solution of rubidium hydroxide is titrated with 0.099 M hydrobromic acid. If the…

Q: Reaction #1. BaCl2 + Na2SO4? BaSO4 + 2NaCl Reaction #2. 2KNO3 ? 2KNO2 + O2 Reaction #3.…

A: Solving only the first question as per guidelines for further assistance please post the questions…

Q: What are the units for each of the following if concentrations are expressed in moles per liter and…

Q: Rhodamine B is useful dye prepared in a manner very similar to fluorescein. Due to the nitrogen…

Q: Predict the major product(s) for the reactions below and draw a box around your final answer. NO…

Q: - Calculate solutions: the ionic strength of the following analoge to a. 0.040 M FeSo, b. 0.20 M…

A: The ionic strength is given by the formula, I =∑i=1nCiZi2 Ci is the concentration of ion Zi is the…

Q: Which of the following is included in all the conversion factors we've used in this unit so far? A.…

A: We have to find out which conversion factor is used in the given calculation.

Q: The molar heat capacity of silver is 25.35 J/mol⋅∘CJ/mol⋅∘C. How much energy would it take to raise…

Q: What is the name of the following compound? CH₂-CH CH3 CH₂ CH₂-CH3 Select one: OA.…

A: Since,Rule of IUPAC-1) Longest chain as parent chain.2) Numbering start from those side where more…

Q: 5. Draw the organic products formed in the following reactions. ge you to eveq polo a. 250gr b. N…

A: The given problem is based on the functional group interconversions using various reagents in…

Q: Determine the ionic strength, μ, for each of the solutions. Assume complete dissociation of each…

Q: 6.20 Account for the regioselectivity and stereoselectivity observed when 1-methylcyclopentene is…

Q: 12.9 Draw out all the isomers, geometric and optical, of the following: [Co(en)₂Cl₂]*,…

A: In geometrical isomers, the ligand positions relatively are different. Cis isomers have same groups…

Q: Complete the mechanism for the formation of the major species at equilibrium for the reaction of…

Q: What is the pH of the buffer that occurs when 7.00 Mol of H2SO4 and 4.0 Mol of NaOH are diluted with…

A: A buffer solution generally consists of a weak acid and its salt. Buffer solution resists the change…

Q: Only solid ionic compounds and gases should be broken apart in an ionic equation. Question 7…

A: A redox (reduction-oxidation) reaction is a chemical reaction in which there is a transfer of…

Q: Time [s] 0 900 1800 3600 6000 Concentration [M] 0.0172 0.0143 0.0123 0.00952 0.00730

A: The question is based on the concept of chemical kinetics. we need to calculate order of the…

Q: Organic compounds that contain large proportions of nitrogen and oxygen tend to be unstable and are…

A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: After working hard all day, a researcher has produced 849.7206 grams of the targeted product. Before…

Q: Get the product of electrophilic aromatic substitution (Alkylation), and please draw the two…

A: We been given an organic reaction and we have been asked to draw the two products formed from…

Q: In each row, pick the compound with the bigger lattice energy. Note: lattice energy is always…

Q: Study the reaction. Mg+S → MgS Assuming a common ion for Mg is Mg2+ and a common ion for S is S²-,…

A: This reaction is an example of redox reaction. The redox reactions are those in which oxidation and…

Q: Give the name and the molar mass for H2CrO4

A: we have to name H2CrO4 and we have to calculate molar mass

Q: 15.00 g of Compound X'with molecular formula C,H, are burned in a constant-pressure calorimeter…

A: Given: Mass of compound , X(C4H8) = 15.00 g Molar mass of X(C4H8) = 56.107 g/mol Moles of compound…

Q: 5.00 L of a gas is collected at 22.0 °C and 745.0 mmHg. When the temperature increases to 35°C what…

A: According to the Gay Lussac's law, the pressure exerted by any gas at constant volume is directly…

Q: Calculate the pH of 0.12 M lactic acid HC3H5O3

A: Lactic acid is a weak acid with the formula HC3H5O3 Molarity of the lactic acid= 0.12 M

Q: Balance the following redox equations by the ion-electron half-reaction method: (a) (acid solution):…

Q: Calculate the pH of a 0.29 M sodium benzoate, C6H5COONa, solution. The Ka of Benzoic Acid, C6H5COOH,…

Q: Consider the reaction: 2BrF3(9) Br₂(g) + 3F₂(9) Using standard thermodynamic data at 298K, calculate…

A: Given Moles of BrF3 = 1.8 moles

Question

14. Use activities to calculate the hydronium ion
concentration in a 0.120 M solution of HNO₂
that is also 0.050 M in NaCl. Nitrous acid has
an acid dissociation constant of 7.1 x 10.
Hint: Find the ionic strength of the solution
based on the salt (ionic substance) involved.

Expert Solution

This question has been solved!

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

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 1 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

If the standard solutions had unknowingly been made up to be 0.0024 M AgNO3 and 0.0040 1 MK2CrO4, what would be the value of Ksp? The value of Ksp would be larger. The value of Ksp would be smaller. The value of Ksp would be the same. O More information is needed to answer this question.
E University Librarie. E UNIVERSITY POR. Student Detail Sc. Part A The table shows respective color change when a universal indicator is added to the clear solutions. Rank the samples based on increasing order of acid strength. Solutions Color change 0.001 M lactic Light red 0.01 M phenol Light yellow 0.01 M nitrous acid Light orange 0.001 M hydrogen peroxide Light green Rank the solutions by Increasing order of their acid strength. To rank items as equivalent, overlap them. > View Available Hint(s) Reset Help 0.01 Mnitrous acid 0.001 Mlactic acid 0.001 M hydrogen peroxide 0.01 Mphenol Least acidic Most acidic P Pearson Copyright © 2021 Pearson Education Inc. All rights reserved. Terms of Use | Privacy Policy | Permissions | Contact Us | MacBook Air 80 888 DII DD F3 F4 F5 F6 F7 F8 F9 F10 F11 $ & 3 4 7 8. 9. { R Y U 一 F J K く C V B N M + I| .. .- エト

Calculate the % relative error in hydronium ion concentration by using concentrations instead of activities in calculating the pH of the following buffer solutions using the thermodynamic constants listed below. Acid Formula K₂ Acetic acid CH, COOH 1.75 x 10-5 Ammonium ion NH₂+ 5.70 x 10-10 Chloroacetic acid CICH, COOH 1.36 x 10-³ b 0.0340 M NH3 and 0.120 M NH, CI Relative error = C 0.0210 M CICH₂ COOH and 0.0570 M CICH₂ COONa (αCICH, COO = 0.35) Relative error =
Name: Date: Section: Report Sheet: pH: Measurement and Application. A: Determination of pH Using Acid-Base Indicators: Indicator Color NaH,PO, HC,H,O, ZNSO, Methyl Violet Thymol Blue Methyl Yellow Congo Red Bromocresol Green pH Range B: Measurement of the pH of Solutions Record the measured pH and the color observed using bromocresol green for each 0.1 M solution NaH,PO, HC,H,O, ZNSO, C: Determination of K, for a Weak Acid Volume Used(Liters) Moles [HC,H,O,] M HC,H;O, () HC,H,O, |NaC,H;O,] M NaC,H,O, (L) NaC,H,O; Buffer pH pK, HC,H,O, K, HC,H,O, 115
What is the ionic strength of a solution that is 0.032 M in ammonium chromate?
12. Calculate the ionic strength of a solution containing 0.10 M NaCl and 0.20 M CaCl₂. Assume complete dissociation of both salts. a. 0.70 b. 0.30 M 1.0 0.50 muho C. d. lastega t gaibhe vd noitulos auosups moit noi griwollo) udi statigioon of sit vo 2016-1 51.00 A1 Jeft otaliginen lliw noi doitw onimisho)
Q4. The acid base indicator HIn undergoes the following reaction in dilute aqueous solution 10 H+ + In HIn When a 5x10-4 M solution of HIn put in 0.1 M NaOH and in 0.1 M HCl, the following data were obtained. Note that all the indicator will be existing as HIn in 0.1 M HCl and existing as In in NaOH, Solution 0.1 M NaOH 0.1 M HCI A at 485 nm 0.052 0.454 A at 625 nm 0.823 0.176 Calculate a) The molar absorptivity of HIn and In" at 485 and 625 nm b) The acid dissociation constant (Ka) if a small amount of the indicator at pH 5 gave A = 0.472 at 485 nm and A = 0.351 at 625 nm.
40.00 mL of 0.0900 M NaOH is diluted to 100mL and titrated with 0.1000M HCI. Calculate the pH after the addition of the following volumes of titrant (mL); (g) 36.05 ; (h) 40.00.
Please complete the calculation of the pH of the equivalence point below. Concentration of NaOH solution = 0.1 mol dm-3. Mean titre (NaOH solution) = 18.95 cm3. Amount of NaOH = 0.00189 moles. Molar ratio of NaOH:aspirin = 1:1. Amount of aspirin = 0.00189 moles. Mass of aspirin (in titration) = 0.341 g. |Mass of aspirin (per tablet) = 0.341 g.
The solution is 0.20 M MgSO4 and 0.70 M NaCl. Solid Na2SO4 is added to the solution so that the total ionic strength of the solution is 3.3. What is the Na2SO4 concentration of the solution then. The change in solution volume is not taken into account when adding reagents.
In the preparation of 250 ml of Sodium chloride solution, 15.0201g of Sodium chloride was used Compute for the strength of the Sodium chloride solution. 6.00080% 6.0008% OD.6.0% 6.00%
I made some titrations and the calculated molarity of HCI was 0.096, 0.097 and 0.098. The nomical concentrsrion of HCl is 0.1. How can I explain my results by comparing it to the nominal concentration if my confidence intervals don't include the nominal concentration?