Answered: Jose titrated 40.00 mL of 0.25 M…

Jose titrated 40.00 mL of 0.25 M methylamine, CH3NH2, with 0.40 M HCI. CH3NH₂ Kb = 4.4 x 10-4 What is the pH of the solution when 12.50 mL of the 0.40 M HCI is added? pH @ 12.50 mL HCI Enter

Chemistry & Chemical Reactivity

10th Edition

ISBN:9781337399074

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter17: Principles Of Chemical Reactivity: Other Aspects Of Aqueous Equilibria

Section17.3: Acid-base Titrations

Problem 17.6CYU: The titration of 0.100 M acetic acid with 0.100 M NaOH is described in the text. What is the pH of...

See similar textbooks

Related questions

Q: Formaldehyde is a disinfectant, a preservative, and a raw material for plastics manufacture. Its…

A: Melting point is a temperature at which solid changes to liquid state. Given that melting point of…

Q: - predict the reaction type (single or double displacement) -- predict the names and states of the…

Q: The graph shows the molecular speed of four gases at 27 °C. What, if any, relationship is observed…

A: Most probable speed (Vmp) is defined as the speed acquired by most of the molecules of the gas. From…

Q: O A) ethanoic acid and 1-butanol only B) butanoic acid and water only C) 1-butanol and 1-propanol…

A: We need to write product of hydrolysis of given compound.

Q: What mass of sodium bromide, NaBr, is needed to prepare 2.500 of a 0.600 M solution. A) 154.4 grams…

Q: what is the pH of a 0.00186 M solution of HCI

A: Hydronium ion concentration is an important parameter of an aqueous solution. The concentration of…

Q: The graph shows the molecular speed of four gases at 27 °C. What, if any, relationship is observed…

Q: How do addition reactions differ from substitution reactions? Why do you think benzene can only…

A: Difference between Substitution and Addition Reaction.

Q: To prepare a solution of NaCl, you weigh out 2.634 (+0.002) g and dissolve it in a volumetric flask…

A: Mass of NaCl = 2.634 +- 0.002 g Molar mass of NaCl = 58.443 +- 0.0012 g/mol Volume of solution =…

Q: 5. The structure shown is A) Face centered cubic B) Body Centered Cubic C) Simple Cubic D) none of

Q: Complete and balance the following half- reaction in basic solution. Be sure to include the proper…

Q: Yolanda titrates 40.0 mL of 0.40 M HBrO with 0.10 M LIOH. What volume of lithium hydroxide is needed…

Q: ophilic aromatic substitutions proceed in two stages. 1. Attack of the aromatic ring on the…

A: Here the step 1 Is generation of an electrophile which is generated as the Br-Br bond interact with…

Q: When 2.375 grams of a hydrocarbon CxHy, we're burned in a combustion analysis apparatus, 7.451 grams…

Q: A mass of 7.16 g carbon monoxide is reacted with 6.84 g hydrogen to form methanol. CO(g) + 2 H₂(g) →…

A: CO(g) + H2(g) → CH3OH (g) The reaction performed in 5 L flask at 85°C. We have to calculate the…

Q: L 1 Determine Eº for a galvanic (voltaic) cell if AG° = -3.2 kJ/mol and n = 3. (F = 96,500…

Q: 2. In the synthesis of tert-butyl chloride, the following steps were done EXCEPT? a. Cold HCl was…

A: To identify the step not involved in the formation of the t-butyl chloride from the tertiary butyl…

Q: Write TRUE if the underlined word/phrase makes the statement correct. Otherwise, write the correct…

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first 3 sub-parts of…

Q: Draw structures of the following compounds:…

A: Names of two organic compounds are given and their structure have been asked in the question.

Q: Draw the two major products obtained in the reaction shown. + Br₂ (one equivalent) CH₂Cl₂ . You do…

A: Organic reactions are those in which organic reactant react to form organic products.

Q: To measure the amount of citric acid (CzHgO(CO,#/)g) in a certain candy, an analytical chemist…

Q: Which of the following has samples would have the largest volume, if all samples are at the same…

Q: Give IUPAC names to the following compounds: e. H₂C H₂N CH3 CH !!!!!INH₂ SIC/ CH₂ d. f. CH₂ CH₂…

A: A question based on nomenclature that is to be accomplished.

Q: Laroka decided to titrate 39.3 mL of 0.100 M HCI with 0.190 M NaOH. What is the pH of the solution…

A: pH can said as potential of hydrogen of an aqueous solution as it is used to determine the H+ ion…

Q: When a 25.3 mL sample of a 0.451 M aqueous acetic acid solution is titrated with a 0.344 M aqueous…

A: •Here acetic acid (weak acid) and potassium hydroxide (strong base) is titrated. •During titration…

Q: What is the only amino acid that is not chiral? *A) alanine B) valine C) leucine D) glycine E)…

A: Here we are required to find the amino acid which is not chiral

Q: and Liquid hexane (CH₂(CH₂) CH3) reacts with gaseous oxygen gas (O₂) to produce gaseous carbon…

Q: In the laboratory a student finds that it takes 28.7 Joules to increase the temperature of 13.1…

A: we have to calculate specific heat of mercury

Q: 10.33 Name the functional group in each of the following molecules: e. CH₂CH₂CH₂C=O a. CH3CH₂CH₂OH…

A: There are different groups for different functional groups- aldehyde - RCHO ketone- RCOR'…

Q: 2. Using curved arrows, show the deprotonation mechanism of phenol with hydroxide (OH). Also,…

A: We have find out the deprotonation mechanism of phenol and it's resonance structure.

Q: Identify whether each of the following substances will Sink or Float in water (1.00 g/mL). hexane…

A: we need to determine if the given substances will sink or float in water

Q: A mixture of water and acetone boils at a pressure of 1.25 atm and a temperature of 348.15K. Given…

A: We can solve the given problem by using Raoult's law.

Q: When

Q: The rate of effusion of a NO2 gas through a porous barrier is observed to be 1.85x 10^-4 mol/h.…

Q: CH3 NO₂ A CH3 NO₂ B Reaction: Nitration NO₂ CH3 C Which compound (A, B, or C) reacts the fastest? O…

A: In the question two kinds of reactions are given on three kinds of compounds. It is asked in the…

Q: Use the References to access important values if needed for this question. What volume of carbon…

Q: How many milliliters of 0.0510 M H₂SO4 are required to neutralize 25.0 milliliters of 0.25 M KOH?

A: Sulfuric acid reacts with potassium hydroxide to form sodium sulfate and water. The equation for the…

Q: hypobromous Tatiana titrated 75.00 mL of 0.40 M acid with 0.25 M KOH. What is the pH of the solution…

Q: 5. What does the term 'acid strength' mean? (In your own words) 6. How does strength affect the pH…

A: Acid : It is a chemical compound or ion which can give or is capable of donating protons. It is…

Q: What is the strongest intermolecular force present between molecules of the compound shown below? A.…

A: Intermolecular forces are attractive or repulsive force acts between neighbouring molecules, atoms…

Q: 1. Find the absolute and percent relative uncertainty. a. 6.2 (10.2)-4.1 (+0.1) = ? b. 9.43 (±0.05)…

A: To find the absolute and percent relative uncertainty.a. 6.2 (±0.2)-4.1 (±0.1)=?b. 9.43 (±0.05) x…

Q: A 10 ml of concentrated acetic acid was added in a sufficient quantity of water to make 350 ml of…

Q: E) 03 12. Fill in the box with the major organic product of the first step of the reaction shown?…

Q: Procedure: Step 1: Pipet 25 mL of 0.1 M HCl into three 250 mL Erlermeyer flasks. Step 2: Pipet 75 mL…

A: Molarity is defined as the number of moles of solute per liter of solution.

Q: Given the standard enthalpy changes for the following two reactions: (1) 4C(s) + 5H₂(g)-C₂H₂(g) (2)…

A: What is the stadard enthalpy change for the reaction (3)?

Q: 2.62 Predict the chemical formulas of the compounds formed by the following pairs of ions: (a) Cr3+…

A: we have to write the formula of the ionic compounds

Q: Draw the curved arrow mechanism for the reaction between 4-methylheptan-2-one and (CH₂O in butanol…

A: t-butoxide ion abstract α-proton of 4-methylheptan-2-one to form a carbanion which is resonance…

Q: Choose the best classification based on the chain length for the shown. HO- H- monosaccharide CH₂OH…

A: Choose the correct option-

Q: Preparing 0.1 M sodium hydroxide (NaOH) solution Sodium hydroxide pellets (g) Dilution volume (mL)|…

A: Molarity is defined as the number of moles of solute present in one liter of solution.

Q: A 1.38 mol sample of Ar gas is confined in a 32.9 liter container at 17.4 degrees celcius. If the…

A: Given Moles = 1.38 Volume = 32.9 L T1 = 17.4°C T2 = 38.8°C

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

Jose titrated 40.00 mL of 0.25 M
methylamine, CH3NH2, with 0.40 M HCI.
CH3NH₂ Kb = 4.4 x 10-4
What is the pH of the solution when
12.50 mL of the 0.40 M HCI is added?
pH @ 12.50 mL HCI
Enter

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 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

When 40.00 mL of a weak monoprotic acid solution is titrated with 0.100-M NaOH, the equivalence point is reached when 35.00 mL base has been added. After 20.00 mL NaOH solution has been added, the titration mixture has a pH of 5.75. Calculate the ionization constant of the acid.
Sketch two pH curves, one for the titration of a weak acid with a strong base and one for a strong acid with a strong base. How are they similar? How are they different? Account for the similarities and the differences.
Fifty cm3 of 1.000 M nitrous acid is titrated with 0.850 M NaOH. What is the pH of the solution (a) before any NaOH is added? (b) at half-neutralization? (c) at the equivalence point? (d) when 0.10 mL less than the volume of NaOH to reach the equivalence point is added? (e) when 0.10 mL more than the volume of NaOH to reach the equivalence point is added? (f) Use your data to construct a plot similar to that shown in Figure 14.10 (pH versus volume NaOH added).
Malonic acid (HO2CCH2CO2H) is a diprotic acid. In the titration of malonic acid w ith NaOH, stoichiometric points occur at pH = 3.9 and 8.8. A 25.00-mL sample of malonic acid of unknown concentration is titrated with 0.0984 M NaOH, requiring 31.50 mL of the NaOH solution to reach the phenolphthalein end point. Calculate the concentration of the initial malonic acid solution. (Sec Exercise 113.)
A 0.400-M solution of ammonia was titrated with hydrochloric acid to the equivalence point, where the total volume was 1.50 times the original volume. At what pH does the equivalence point occur?
The following plot shows the pH curves for the titrations of various acids by 0.10 M NaOH (all of the acids were 50.0-mL samples of 0.10 M concentration). a. Which pH curve corresponds to the weakest acid? b. Which pH curve corresponds to the strongest acid? Which point on the pH curve would you examine to see if this acid is a strong acid or a weak acid (assuming you did not know the initial concentration of the acid)? c. Which pH curve corresponds to an acid with Ka 1 106?
Calculate the pH change when 10.0 mL of 0.100-M NaOH is added to 90.0 mL pure water, and compare the pH change with that when the same amount of NaOH solution is added to 90.0 mL of a buffer consisting of 1.00-M NH3 and 1.00-M NH4Cl. Assume that the volumes are additive. Kb of NH3 = 1.8 × 10-5.
Calculate the volume of 0.150-M HCl required to titrate to the equivalence point for each of these samples. (a) 25.0 mL of 0.175-M KOH (b) 15.0 mL of 6.00-M NH3 (c) 15.0 mL of propylamine, CH3CH2CH2NH2, which has a density of 0.712 g/mL (d) 40.0 mL of 0.0050-M Ba(OH)2
Repeat the procedure in Exercise 61, but for the titration of 25.0 mL of 0.100 M NH3 (Kb = 1.8 105) with 0.100 M HCl.