Answered: 28.3 mL aliquot of hydrocyanic acid…

28.3 mL aliquot of hydrocyanic acid that has a concentration of 0.495 M will be titrated with 1.27 M NaOH. Calculate the pH at the equivalence point. The Ka at the temperature of the

Appl Of Ms Excel In Analytical Chemistry

2nd Edition

ISBN:9781285686691

Author:Crouch

Publisher:Crouch

Chapter7: Neutralization Titrations And Graphical Representations

Section: Chapter Questions

Problem 10P

See similar textbooks

Related questions

Q: Consider the Michaelis-Menten equation, below: Vmas (S) k+ [S| What is the relationship between…

A: Given that, the Michaelis-Menten equation is V0 = VmaxSkm+S. We have to tell the relation between…

Q: H H HO. H- CI H OH CI -CI H

Q: When [Ag*] = 1.34 M, the observed cell potential at 298K for an electrochemical cell with the…

A: Given that the concentration of Ag+ = 1.34 M the reaction is, 3 Ag+(aq)+ Al (s) → 3Ag (s) + Al3+(aq)…

Q: What is the pOH of a solution prepared by diluting 208.4 mL of 1.059 M HNO3 (ka>>1) to a total…

A: You have asked multiple type questions, we will solve only first questions for you. If you want any…

Q: will the following reaction occur spontaneously? (provide reasoning) AIPO4 + Mg --

A: Given reaction: AlPO4 + Mg → We have to find whether this reaction can occur spontaneously or not.

Q: Calculate the new pH after adding 0.050 mol of HBr to 1.0 L of buffer solution containing 0.200 mol…

Q: write net ionic equation : A piece of aluminum metal appears to dissolve in hydrochloric acid…

Q: A certain reaction has an equilibrium constant of 8500 at 298K. At 755K, K is 0.65. Calculate DHrxn-…

Q: Which of the following reagents are used in Xanthoproteic test? * a. dilute HNO₃ and dilute NaOH…

Q: The mass percentages of H and O in a compound used for bleaching are 5.9% H and 94.1% O. The molar…

A: Given:: %H=5.9 % , molar mass of H= 1 g mol-1 % O = 94.1% , molar mass of O= 16 g mol-1 molar mass =…

Q: H3N, Co NH3 H3N NH3

A: Answer: the systematic name of the following compounds is Cis- tetraamminedichlorocobalt(|||) ion.…

Q: Draw the major product of this Claisen condensation reaction. Ignore inorganic byproducts. 1.…

Q: Draw the major product of this Claisen condensation reaction. Ignore inorganic byproducts. +

A: In Claisen condensation reaction ,there is condensation of esters.

Q: Which of the following statements are TRUE? Multiple answers: You can select more than one option…

A: The following statements are true a) , d), e) In statement a solid form of water has hydrogen bonds…

Q: Explore relative reducing/oxidizing ability. Use the half-reactions shown below to answer the…

A: All the potential given are reduction potentials More the reduction potentials, easy to reduce.…

Q: ow many grams of tartaric acid and sodium tartrate must be added to 1L of water to produce a…

A: Given: Total solute concentration = 0.5 mM = 0.0005 M (Since 1 M = 1000…

Q: Oxygen gas occupies a volume of 1.75 L at 25.0 C. Determine the volume of the gas if the temperature…

A: It is an example of Charles Law Here we are required to find the volume of oxygen gas when…

Q: A voltaic electrochemical cell is constructed using the following reaction. The half-cell components…

A: 1.) At anode oxidation takes place , so anode half reaction would be oxidation half reaction. 2.)…

Q: How does the X-type zeolite exchange Na+ ions for Co2+ ions (mechanism)?

Q: 1. When a 6.50 g sample of solid sodium hydroxide dissolves in 100.0 g of water in a coffee- cup…

Q: Calculate the new pH after adding 0.050 mol of HBr to 1.0 L of buffer solution containing 0.200 mol…

A: Given: Moles of HCOOH = 0.200 mol. Moles of HCOOK = 0.200 mol. And moles of HBr added = 0.050 mol.

Q: 16) What is common among all the solutions that conducted an electrical current? 17) Suppose that…

Q: Calculate the new pH after adding 0.050 mol of HBr to 1.0 L of buffer solution containing 0.200 mol…

A: When HBr , which is an acid is added to buffer solution , it will react with conjugate base CH3COOK…

Q: 15.0 L of an ideal gas at 298 K and 3.36 atm are heated to 383 K with a new pressure of 5.65 atm.…

A: The new or final volume in this problem can be solved by using Ideal gas equation- PV = nRT or V =…

Q: QUESTION 7 An antacid tablet contains CaCO as the active ingredient When 1552 grams of the tablet is…

A: Given: Mass of tablet = 1.552 g. Concentration of HCl = 2.845 M Volume of HCl used = 6.004 mL =…

Q: 22) Draw the products for five of the following seven reactions. A Br,, CH,CO,H H,0* 1. LDA, THF,…

A: Detail mechanistic pathway is given below

Q: (Intermediate) Reactant Apply Mechanism Hint Solution 1 remaining step(s) can be solved

Q: What is the oxidation number of the central ion in the coordination compound [Pt(NH3)4Cl2]Br2 ? O a.…

Q: What is the pH (to two decimal places) of a 0.25 M HF and 0.25 M potassium fluoride aqueous solution…

Q: Gold - 198 is used in the diagnosis of liver problems. If the half-life of Au - 198 is 2.69 days:…

A: The correct answer is given below

Q: For each system Risted in the first column of the table below, decide (if possible) whether the…

Q: 5. Which is true about the function 5sin(5x) and the operator d?/dx2? a. The function 5sin(5x) is an…

A: Note: As per our company guideline we can answer only one question. Kindly repost the question…

Q: Predict which solution in each of the following pairs will produce the solution of the lowest pH.…

A: pH which historically defines the "potential of hydrogen" is basically a measure of the acidity or…

Q: Can you use copper-pipe to transport hydrochloric acid? Why or why not? Please explain using terms…

A: We have to tell if one can used copper-pipe to transport hydrochloric acid. We also have to tell the…

Q: ज्यापा क उ०.0 mml oी a. 150 तT ठितलाट वटाव , ieven Ra 1·구0X16-4 1s trated ्जम्म Ool0om NaoH e PH…

Q: 20. On a relative basis, the weaker the intermolecular forces in a substance are, the a) larger is…

A: On a relative basis, the weaker the intermolecular forces in a substance are, the greater is its…

Q: a specific chemical combination of ribose or deoxyribose and one of the five purine or pyrimidine…

Q: A 0.137 g sample of KaCr2O, is added to 135 mL of water. What is the concentration of the solution?…

Q: START ORDER benzoic acid: 6.3 x 10-5 E nitrous acid: 4.4 × 10¬4 : oxalic acid: 5.6 × 10¬2 : ethanoic…

Q: mass percent

Q: In the following reaction determine the change, if any, in the oxidation number of sulfur and…

A: Rules for assigning oxidation number: • Oxidation number of atoms in pure element or Atoms in free…

Q: Calculate the number of grams of solid Mg(OH)2 (58.3 g/mol) that will dissolve in 650 mL of water.…

Q: If you have a glass of ice and a glass of hot water, then put them together, what do you think will…

A: We have read heat as a flow of energy from a higher temperature object to a lower temperature…

Q: Calculate AG° and K at 25°C for the reactions. a. 7H20 + 2 Cr3++3Cl, — Сr20,2- + 6 CI + 14H* €— 0.03…

Q: Which of the following is the strongest reducing agent? a. Fe2+ (aq) d. Na (s) b. Fe3+ (aq)…

A: Among the given components, Na(s) is the strongest reducing agent. A reducing agent is that one…

Q: parts per million

Q: Balance redox reaction: MnCl2(aq)+NaBiO3(s)=BiCl3(aq)+NaMnO4(

A: The balanced equation is given below

Q: Show ALL work. Remember to follow significant digit rules and show proper format in all answers.…

Q: O1. A solution is prepared by mixing 15.90 grams of naphthalene, into 225.0 g of cyelohexane.…

A: Given, When the solution is prepared by mixing of 15.90 grams of naphthalene and 225.0 grams of…

Q: Determine the pH of a buffer formed by dissolving 21.5 g HC,H;O2 and 37.7 g of NaC,H;O2 in 200.0 mL…

Concept explainers

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.

Question

A 28.3 mL aliquot of hydrocyanic acid that has a concentration of 0.495 M will be titrated with 1.27 M NaOH. Calculate the pH at the equivalence point. The Ka at the temperature of the experiment is equal to 4.96 x 10^-10. Kw = 1.00 x 10^-14.

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 by step

Solved in 2 steps

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 28 mL aliquot of carbonic acid that has a concentration of 0.591 M will be titrated with 1.01 M NaOH. Calculate the pH at the equivalence point. The Ka at the temperature of the experiment is equal to . Kw = 1.00 x 10-14
A 28.7 mL aliquot of hypochlorous acid that has a concentration of 0.516 M will be titrated with 0.345 M NaOH. Calculate the pH of the solution upon the addition of 8.14 mL of NaOH. The Ka of the acid at the temperature of the experiment is 3.34 x 10-8.
You are going to titrate 29.0 mL of 0.294 M cyanic acid (HCNO) with 0.15 M NaOH. What is the pH of the solution after 5.684 mL of the NaOH has been added? The Ka of cyanic acid at the temperature of the experiment is 2.3 x 10-4. Report your answer to the hundredths place and do not include units
A 15.4 mL aliquot of hypochlorous acid that has a concentration of 0.16 M will be titrated with 0.788 M NaOH. Calculate the pH of the solution upon neutralization of half of the weak acid. The Ka at the temperature of the experiment is equal to 2.54 x 10-8.
Consider the titration of 110.0 mL analyte solution containing 0.15 mol L-1 NH3 with 0.10 mol L-1 HCI titrant. Determine the pH of the solution after adding 25.0 mL of titrant. (Kb(NH3) = 1.8 x 10-5, T= 250C).
A 31.6 mL aliquot of hypochlorous acid that has a concentration of 0.204 M will be titrated with 0.783 M NaOH. Calculate the pH of the solution upon the addition of 33 mL of NaOH. The Ka at the temperature of the experiment is equal to 2.54 x 10-8. Kw = 1.00 x 10-14.
Calculate the pH at 0.00, 10.00, 25.00, 50.00, and 60.00 mL of titrant in the titration of 25.00 mL of 0.200 M HA with 0.100 M NaOH. Ka = 2.0 x10-5.
Consider the titration of 50.0 mL of 0.1000 M diprotic acid H2A (Ka1 = 1.63 × 10-5, Ka2 = 6.09 × 10-10) titrated with 0.2000 M NaOH. Determine the pH of the solution after the addition of 50.00 mL of KOH.
A 28.2 mL sample of 0.147 M formic acid (HCHO2) is titrated with 0.147 M NaOH. Calculate the pH after the addition of 28.2 mL of NaOH. (For HCHO2; Ka = 1.76 x 10-4).
If a 0.3 M solution of NaOH was used to titrate 100 mL of 0.3 M solution of CH3COOH (Ka =1.8 x 10 -5) and the following volumes of NaOH were recorded: 102, 97, 99, 98, 101, 106 mL. The pH Value is………………when added 99.0 mL of 0.3 M NaOH The pH of the solution at the equivalence point more than 7 Because................................... Calculate the 99% confidence limits of the mean? And use them to decide whether there is any evidence of systematic error? [ hints: For N=6 and the 99 % confidence interval, the value of t is 4.03].
A 27.4 mL aliquot of hydrocyanic acid that has a concentration of 0.475 M will be titrated with 1.27 M NaOH. Calculate the pH at the equivalence point. The Ka at the temperature of the experiment is equal to 4.96*10^(-10)
A solution containing 100.00 mL of 0.1800 M acetic acid (Ka = 1.78 x 10-5) is being titrated with 0.3500 M NaOH. Calculate the pH and construct a titration curve. At equivalence After the addition of 55.00 mL of NaOH