13-12 A 0.4755-g sample [(NH4),C,04 and inert ]/ H,O, added KOH to alkaline[NH, - NH3], distilled into 50.00 mL of 0.05035 M H,SO4. Then backtitration with 11.13 mL of 0.1214 M NaOH. Calculate (a) the % N (14.007g/mol) and (b) the % (NH4),C,O4 (124.10 g/mol) in the sample.

Sample mass = 0.4755 g Volume of H2SO4= 50.00 mL Molarity of H2SO4 = 0.05035 M Volume of NaOH =…

Answered: titration with 11.13 mL of 0.1214 M…

titration with 11.13 mL of 0.1214 M NaOH. Calculate (a) the % N (14.007 g/mol) and (b) the % (NH4),C,O4 (124.10 g/mol) in the sample.

Chemistry by OpenStax (2015-05-04)

1st Edition

ISBN:9781938168390

Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser

Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser

Chapter15: Equilibria Of Other Reaction Classes

Section: Chapter Questions

Problem 11E: The Handbook of Chemistry and Physics (http://openstaxcollege.org/l/16Handbook) gives solubilities...

See similar textbooks

Related questions

Q: For each of the following reactions which of substitution products is correctly identified. There…

A: SN1 reaction always give enantiomeric product

Q: Consider these reactions: Reaction 1: H2 (g) + Cl2 (9) → 2HC1(g) AH = -184.6 kJ Reaction 2: 20F2 (g)…

A: Reaction 2 is considered as exothermic reaction. Because, the delta H value is negative. That means…

Q: 3. Give the orbital label for each of the following (for ex, Is) (3, 0, 0, +½) (5, 1, 0, -). (4, 3,…

A: To find out orbitals for given quantum numbers, check the value to the respective orbital and…

Q: Determine the K, for Cug(PO)>(s) Part A An electrochemical cell is set up in the following…

Q: . Calculate the number of millimoles of solute in: a) 175 mL of 0.320 M HCIO4. b) 15.0 L of 8.05 x…

Q: Select the pair of products formed in the electrolysis of a neutral solution of ZrCl4(aq) using…

A: The data given is,

Q: Draw or look up the molecule to determine the classification from the structure Alcohol…

A: Given ; names of compound.

Q: Calculate the induced dipole moment of SO2 due to a K+ ion that is 5.2 Å away from the center of the…

Q: Draw the structure of Fe(OX).2H20.

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

Q: REAGENT AMOUNTS In this section, you must record the actual amounts and volumes of reagens use in…

Q: 3. How many molecules of ethylene diamine will react with Ni(H,O),"? Explain your answer.

A: We have find out how many molecules of ethylene diamine will react with Ni(H₂O). Note -As per our…

Q: At 25 °C, an aqueous solution has an equilibrium concentration of 0.00425 M for a generic cation,…

Q: SN1 reactions are better performed in protic solvents. Explain why the researchers could not perform…

A: In SN1 reaction, alky halide/sulphonate react with a weak nucleophile. In first step of reaction…

Q: Chemistry The exchange current density for the electrode Pt(s) │|H2(g) │|H+(aq) is 0.79mA cm-2 at…

A: We have find out current density and anode current.

Q: A buffer with a pH of 4.65 contains 0.39 M of sodium benzoate and 0.14 M of benzoic acid. What is…

A: Given, pH of buffer = 4.65 [C6H5COONa] = 0.39 M [C6H5COOH] = 0.14 M Volume of buffer = 1.4 L…

Q: It describes the closeness agreement between the average of a large number of results and a true or…

A: Given: It describes the closeness agreement between the average of a large number of results and a…

Q: C,HSCOOH (s) E→ CH&COO (aq) + H (aq) K, = 6.46 x 10 1. Benzoic acid, CoH,COOH, dissociates in water…

A: Since you have posted a question with multiple sub-parts,we will solve first three sub-parts for…

Q: How could infrared spectroscopy be used to determine if the reaction of norbornene with water and…

Q: 0.8039 Calculate the average Molarity

Q: write the full chemical equation and predict which base is stronger and the extent of reaction based…

A: Given incomplete reactions are : e. Acetate ion + HCl f. Ammonia + NaOH g. Ammonia + acetic acid h.…

Q: Determine the energy of 1.70 mol of photons for each of the following kinds of light. (Assume three…

A: Given :- A. infrared radiation (1440 nm ) B. visible light (480 nm) C. ultraviolet radiation (160…

Q: Direction: Use Hess' Law in determining the change in enthalpy of the chemical reaction. Follow the…

Q: provide full and detailed reaction mechanism given the following reactants, products and conditions

A: Given; structure of reactant and products

Q: CTurrent Attempt in Progress The Ksp value for Al(OH)3 is 3.0 x 10-34. Part 1 You answered…

Q: alculate the number density (amg) for an ideal gas at 20 kPa and 300.15 K

A: Given : Pressure = 20 kPa Temperature = 300.15 K.

Q: Given Carbon Dioxide, CO2. a. The most electronegative element is so the center element should be b.…

A: The carbon dioxide molecule is formed by one C atom and 2 oxygen atoms. Molecular formula: CO2 Here…

Q: QUESTION 12 Which of the following alkyl halides are correctly named? Choose all correct answers. CI…

A: Given alkyl halides are : Which are correctly named = ? choose all correct answers

Q: In a heating curve, heat is (usually) added at a constant rate. Again using the methanol heating…

A: There are three phases of matter. The phase of matter can be interchanged by changing the…

Q: 4. Given the following information: (Enthalpy of Formation) AHF°(NO2, gas) = 33.18 kJ/mol AHF°(H2O,…

A: The standard enthalpy of formation is the enthalpy change of reaction in standard conditions when…

Q: Determine the mole fraction of the solute in a solution made by dissolving 200 g C₂H₆O (MM = 46.08…

A: Mass of solute C₂H₆O = 200 g Mass of water = 200 g

Q: What is electron domain geometry? Highlight

A: Given ; structure of molecule

Q: Find the value of internal energy if the system absorbed 534J of heat energy and 356 work is done on…

Q: [Review Topica) [References) Use the References to access important values if needed for this…

Q: a) Give the complete and condensed gr Complete e conf. b) Give a condensed electron configu valence…

Q: Part 2 Calculate the molar solubility of Al(OH)3 in a solution that is slightly basic with a pH of…

Q: Name: 23. What is the energy change (in J) and wavelength (in nm) of light emitted when an electron…

A: As per our guidelines we can only solve first question. Please resubmit the other questions as next…

Q: According to the quantum-mechanical model for the hydrogen atom, which of the following electron…

Q: It is used to deliver a small quantity of distilled water 2. Reagents whose label of containers are…

A: To write one word for the given sentences:

Q: Another physical property that is determined by the intermolecular forces is the states of matter.…

Q: Sketch a crude time-temperature graph for an endothermic reaction

A: Endothermic reaction: Endothermic reactions are chemical reactions in which the reactants absorb…

Q: A solution is made by adding 71.2g of NaS to water until the solution volume is 500.0mL. What is the…

A: Given :- Mass of NaS = 71.2 g Volume of solution = 500.0 mL To calculate :- Molarity of solution…

Q: 8. a) Starting from the rate law for the second order reaction below, derive the relationship…

Q: A given sample of gas has a volume of 5.10 L at 27 C and 640 mm Hg. It's volume and temperature are…

A: Given; values of temperature, volume and pressure

Q: Q2. What is product for the following reaction? Click the correct structure Hint: This is called an…

Q: Determine the pressure (in mmHg) for the nitrogen gas sample that is collected when 53.0 g of NaN3…

Q: Draw the structure of a wax formed from stearic acid [CH3(CH2)16COOH] and the alcohol

A: Carboxylic acid reacts with alcohol in the presence of acid or base catalyst to form an ester. The…

Q: Predicting products from reactants Synthesis reactions Write the skeletal and then the balanced…

A: A. silver + sulfur The product formed = Silver(I) sulfide 2 Ag(s) + S(s) → Ag2S(s)

Q: Consider the reaction between 20 g of nitrogen and 10 g of hydrogen to produce ammonia:…

A: Given :- N₂(g) + 3H₂(g) --> 2NH₃(g) Actual yield of NH3 = 22.15 g Mass of N2 = 20 g Mass…

Q: answer a-c

A: A numerical problem based on concentration terms that is to be accomplished.

Q: A two-liter sample of mineral water was evaporated to a small volume, following which the potassium…

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

13-12 A 0.4755-g sample [(NH4),C,04 and inert ]/ H,O, added KOH to alkaline
[NH, - NH3], distilled into 50.00 mL of 0.05035 M H,SO4. Then back
titration with 11.13 mL of 0.1214 M NaOH. Calculate (a) the % N (14.007
g/mol) and (b) the % (NH4),C,O4 (124.10 g/mol) in the sample.

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

13-14.A solution of HCIO4 was standardized by dissolving 0.4008 g of primary-standard-grade HgO in a solution of KBr: HgO() + 4Br + H,O→ HgBr, + 20H The liberated OH- consumed 43.75 mL of the acid. Calculate the molar concentration of the HCIO4
13-14.A solution of HCIO4 was standardized by dissolving 0.4008 g of primary-standard-grade HgO in a solution of KBr: HgO(s) + 4Br + H¿O→ HgBr} + 20H¯ The liberated OH- consumed 43.75 mL of the acid. Calculate the molar concentration of the HC1O4
Q:3-1 Calculate the pH of a buffer composed of 0.12M HC,H,0; lactic acid and 0.1M C,H,O; Na sodium lactate? For lactic acid ka= 1.4 X 104, pka= 3.85 Q:3-2 How many moles of NH,CI must be added to 2.0 L of 0.1M NH, to form a buffer whose PH of 9.00 ? (assume that the addition of NH,CI does not change the volume of the solution. For NH3 kb= 1.8 X 10-3. pkb= 4.75) Q:3-3 How many moles of NH,CI must be added to 2.0 L of 0.1M NH, to form a buffer whose PH of 9.00 ? (assume that the addition of NH,CI does not change the volume of the solution. For NH3 kb= 1.8 X 10-3, pkb= 4.75)
13-2. Describe how 500 mL of standard 0.0100 M Na* solution can be prepared from primary standard Na,CO3(105.99 g/mol).
7-36. A 50.00-mL aliquot of 0.1000 M NaOH is titrated with 0.1000 M HCI. Calculate the pH of the solution after the addition of 0.00, 10.00, 25.00, 40.00, 45.00, 49.00, 50.00, 51.00, 55.00, and 60.00 mL of acid and prepare a titration curve from the data.
3. Titration: Strong Acid / Weak Base. (I warned you to be ready!) Here's the cool chart! Analyte: 20.00 mL 0.100 M Hydrazine (N₂H4) Hd A: initial Vertical (Value) Axis Title 0 B: half equivalence C: equivalence 5 10 15 20 Titrant: mL of 0.100 M HCI added 25 20.00 mL of 0.100 M hydrazine (N₂H4, pKb = 5.77) is titrated with 0.100 M HCl. a) Find the initial pH (point A) and the pH at the equivalence point (point C). b) Find the pH at the half equivalence point (point B).
10-27. A 10.231-g sample of window cleaner containing ammonia was diluted with 39.466 g of water. Then 4.373 g of solution were titrated with 14.22 mL of 0.106 3 M HCl to reach a bromocresol green end point. (a) What fraction of the 10.231-g sample of window cleaner is contained in the 4.373 g that were analyzed? (b) How many grams of NH3 (FM 17.031) were in the 4.373-g sample? (c) Find the weight percent of NH3 in the cleaner.
What is the pH of a solution of 0.400 M CH;NH2 containing 0.140 M CH;NH31? (Kb of CH3NH2 is 4.4 × 10-4)
The Handbook of Chemistry and Physics (http://openstaxcollege.org/l/16Handbook) gives solubilities of the following compounds in grams per 100 mL of water. Because these compounds are only slightly soluble, assume that the volume does not change on dissolution and calculate the solubility product for each. (a) BaSeO4, 0.0118 g/100 mL. (b) Ba(BrO3)2H2O, 0.30 g/100 mL. (c) NH4MgAsO46H2O, 0.033 g/100 mL. (d) La2(MoO4)3, 0.00179 g/100 mL
What is the pH of a buffer that is 0.12 M in lactic acid [CH3CH(OH)COOH, or HC3H5O3] and 0.10 M in sodium lactate [CH3CH(OH)COONa or NaC3H5O3]? For lactic acid, Ka = 1.4 * 10-4.
2-14. Calculate the p-value for each of the indicated ions in the following: (a) Na*, Cl, and OH- in a solution that is 0.0235 M in NaCl and 0.0503 M in NaOH. (b) Ht, Cl-, and Zn2+ in a solution that is 0.800 M in HCl and 0.101 M in ZnCl2. K+, OH-, and Fe(CN)- in a solution that is 3.79 X 10-7 M in K,Fe(CN), and 4.12 x 10-7 M (c) in KOH.
6. A solution of 0.1000 M HCl was used to titrate 25.00 mL of Na2CO3 (0.0800 M). Calculate the pH of the solution when adding following amount of HCl. For H2CO3 Kal = 4.46 × 10-7 a) 0.00 mL (before the titration) x Ka2 = 4.69 × 10-11 x b) 5.00 mL c) at the first equivalent point d) 45.00 mL