The following has three parts** 2. If you mix 350 grams of NACN in 640 ml of water, what is the pH? How many grams of its conjugate acid (HCN),would you need to add to change the pH to 7.85? If I now add 68 ml of 1.6 M HCI, what would the new pH be?

Answered: The | bartleby

Science

Chemistry

The

Living By Chemistry: First Edition Textbook

1st Edition

ISBN:9781559539418

Author:Angelica Stacy

Publisher:Angelica Stacy

ChapterU4: Toxins: Stoichiometry, Solution Chemistry, And Acids And Bases

SectionU4.22: Drip Drop: Titration

Problem 6E

See similar textbooks

Related questions

Q: (a) From the following list of reactions that we have studied on the course, pick your favourite and...

A: Knoevenagel condensation is the reaction between the aldehydes or ketone which are not having α hydr...

Q: 3. Titration of an Antacid Antacid 2 Antacid 1 Alka Selter Tums Ca CD 3 79.20g 179.72g 1. Brand of a...

A: A neutralization reaction is a chemical reaction in which an acid and a base react quantitatively to...

Q: Exercise 2: 100 110 100 90 Calcium carbonate (chalk) decomposes by effect of heat to give calcium ox...

A: Calcium carbonate (s) + heat ---------> Calcium oxide (s) + CO2 (g)

Q: PLEASE PROVIDE HANDWRITTEN SOLUTION

A: Zone refining: It is the technique that is used in the purification of crystalline substances to get...

Q: classify if it’s aromatic or not aromatic

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: Some measurements of the initial rate of a certain reaction are given in the table below. N2 H, init...

Q: Calculate the activation energy for vacancy formatiın in Aluminuim, given that the equibilirium numb...

A: We have, the formula to calculate the number of atoms as follows: Where, N = number of atoms assoc...

Q: hypochlorite. Addition of 0.167 moles of hydroiodic acid will: (Assume that the volume does not chan...

A: Buffer is the solution of mixture of weak acid/weak base with its salt of strong base/strong acid

Q: Aniline is used to manufacture polymers such as Kevlar, dyes, and paracetamol. Its reaction with wat...

A: Given data Reaction : C6H5NH2(aq) + H2O(l) ⇌ C6H5NH3+(aq) + OH-(aq) Initial concentration of C6H5NH...

Q: Calculate the specific absorbance ratio (SAR), where A620 = 0.304 and A280 = 1.219. Enter your resul...

A: The answer to the following answer is-

Q: N2O5( g) → 0{8) 2 NO2(g) + (8 F0 t1/2 = 20.5 h at 20°C and 3.5h at 40°C. (a) Calculate the activatio...

A: We will use formula of activation energy and rate constant

Q: How can we explain why, in base-catalyzed halogenation of acetone, the second (and third) halogenati...

A: Organic reaction mechanisms:

Q: On the basis of the Pauli exclusion principle, the structure of the periodic table of the elements s...

A: Orbitals are the space around the nucleus where there is a high probability to find an electron. The...

Q: How much energy must be removed from a 92.5 g sample of benzene (M = 78.11 g/mol) at 325 K to freeze...

A: The energy removed is calculated as follows

Q: Select four (4) of the followings synthesis (A to F) to show the steps required to fo the specific p...

A: C ) HC--CH →NH3NaNH2 HC--C- →CH3Br HC--C-CH3 →Cat.H2CH3CH2CH3 propane D) HC--CH →CH3BrNaNH2HC--C-CH...

Q: Draw the line structures for the carboxylic acid and alcohol that can be used to prepare the ester C...

A: Introduction: Esters are sweet smelling substances.These are used in making perfumes and as well as ...

Q: Help with C & D!

Q: How many chiral carbon? Br 2 3 O 5 4.

A: If a carbon atom in the molecule is attached with four different groups, then the carbon is known as...

Q: A tank contains 2.0 kg of Water at a temperature 150°C and volume 0.2 m Find: phase, pressure and qu...

A: Since you have asked multiple questions, we will solve first question for you. Kindly post remaining...

Q: Calculate the activation energy for vacancy formatiın in Aluminuim, given that theequibilirium numbe...

Q: What is the cell potential (Ecell) of the following cell reaction at 25°C? ε°cell = 0.460 V. Cu(s) ...

Q: A certain drug has a half-life in the body of 7.5 h. What should the interval between doses be, if t...

A: Here we will consider the reaction to being first order, and need to find the time at which the conc...

Q: Use standard reduction potentials to calculate the standard free energy change in kJ for the reactio...

Q: Solids and liquids could be consists of the same materials and yet have different properties. Just l...

A: Solid and Liquid are the two phases of a same substance. A substance exists as a solid in a particul...

Q: What is the wavelength in micrometers of radiation that has a frequency of 4.00x1014 Hz?

A: The frequency of the radiation is = 4.00x1014 Hz The wavelength in micrometers of radiation is =?

Q: Give the A, Z and neutron of an element whose symbol is Cf

A: Given, The element Cf=Californium,

Q: Drder the structures below according to increasing relative acidity from LEAST ACIDIC to MOST ACIDIC...

A: Acidic strength depends upon the stability of negative charge

Q: A voltaic cell is constructed from a standard Fe2+|Fe half cell (E°red = -0.440V) and a standard Mg2...

A: Given : A voltaic cell is constructed from a standard Fe2+|Fe half cell (E°red = -0.440V) & sta...

Q: A solution containing 4.48 ppm KMnO, had a % transmittance of 30.9% in a 1.00 cm cell at 520 nm. Cal...

A: Given data contains, Concentration in ppm is 4.48 ppm. Pathlength is 1.00 cm . Transmittance is 30.9...

Q: What is the pH of a buffer made by dissolving 0.2 mol of KBrO and 0.6 mol of HBrO in 850 mL of solut...

A: Interpretation - To determine the pH of of a buffer made by dissolving 0.2 mole of KBrO and 0.6 mol...

Q: Draw a structural diagram for diethyl ether. You do not have to consider stereochemistry. You do not...

A: Structural diagram of diethylether

Q: Write Fick’s first and second laws in equation form, and define all parameters. (b) Note the kind of...

A: a) Fick's law of diffusion explains the diffusion process (movement of molecules form higher concen...

Q: Save Share II as starting mükerials show & synthusis that gets this produet benzene Cyelohexáura NO2

A: In this question, we want to synthesis the given Compound from the starting material. How we can sy...

Q: Can you solve it plz and also can you explain each steps briefly

A: Given that : Density of gold (d) = 19.3 g/cm3 Its atomic weight (M) = 197 g/mol For F.C.C lattice, N...

Q: What is the calculated value of the cell potential at 298K for an electrochemical cell with the foll...

A: An electrochemical cell is made up of anode and cathode, oxidation reaction takes place in anode whi...

Q: What is the calculated value of the cell potential at 298K for an electrochemical cell with the foll...

A: Given, [Hg2+(aq)] = 1.48 M [Cr3+(aq)] = 8.12*10-4 M Since Cr(s) is oxidized to Cr3+(aq), Cr(s) i...

Q: What would the dilution factor for Sample 1 be if 500 µL of the diluted sample from question 5 were ...

A: Total volume of the sample after dilution (Vf) = 500 µL + 500 µL = 1000 µL Initial volume (Vi) = 500...

Q: How do you get the number of p+ of a neutral atom given the number of e- and A?

A: An atom of an element is represented in terms of A and Z. A means mass number and Z means atomic num...

Q: Find the empirical formula for each following substances. 1. K= 52.4%, Cl= 47.6% 2. H= 3.7%, P= 37.8...

A: The simplest positive integer ratio of the atoms present in the chemical compound is known as empiri...

Q: Which of the following salts is most likely to form an aqueous solution having the pH shown in the f...

A: pH of the given Solution is 4.55 which is possible for salt of strong acid and weak base because in ...

Q: Olevious Page 13 of 16 Next O Hydrogen peroxide is used as a cleaning agent in the treatment of cuts...

A: In the given question first of all determine the limiting reagent and then determine the amount of H...

Q: For each of the following ions, draw diagrams (on a piece of paper), like the one to the right below...

Q: According to the following reaction, how many moles of nitrogen gas will be formed upon the complete...

A: Ans is 0.443 moles N2 gas

Q: (Can I get the answer in not more than 45 mins please? or asap. Thank you!)

A: The balanced chemical equation for the given rate of the reaction has to be written.

Q: 5) While doing ti

A: The process of slowly addition of an acid to a base (or) a base to an acid with the purpose of dete...

Q: When considering electrophilic aromatic substitution reactions, aldehydes are described as... * Orth...

A: Generally, the carbonyl carbon is more electrons deficient in nature because it forms a double bond ...

Q: Consider a galvanic cell below and calculate the concentration of Au*3 solution. The measured cell p...

Q: BALANCE THE FOLLOWING OXIDATION-REDUCTION REACTIONS OCCURRING IN BASIC SOLUTION USING THE HALF-REACT...

A: Steps for balancing oxidation-reduction in basic solution using half-reaction method. 1-Separate hal...

Q: When the Ag+ concentration is 5.25×10-4 M, the observed cell potential at 298K for an electrochemica...

Q: For each of the following unbalanced chemical equations, supposed 1.40 g of each reactant is taken. ...

A: The balanced equation for the reaction is : UO2(s) + 4HF(aq) → UF4(aq) + 2H2O(l) Given that : ...

Question

The following has three parts**

2. If you mix 350 grams of NACN in 640 ml of water, what is the pH? How many grams of its conjugate acid (HCN),
would you need to add to change the pH to 7.85? If I now add 68 ml of 1.6 M HCI, what would the new pH be?

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 0.365-g sample of HCl is dissolved in enough water to give 2.00 102 mL of solution. What is the pH? (a) 2.000 (b) 0.0500 (c) 1.301 (d) 1.000
Consider two beakers of pure water at different temperatures. How do their pH values compare? Which is more acidic? More basic? Explain.
Find [H+] and the pH of the following solutions. (a) A 456-mL sample of a 12.0% (by mass) solution of HNO3(d=1.00g/mL). What is the pH of 10.0 mL of the same sample? (b) A solution made up of 1.0 g of HCI dissolved in enough water to make 1.28 L of solution. What is the pH of the solution? If the same mass of HCI is dissolved in enough water to make 128 mL of solution, what would the pH be?
A sample of coffee has a pH of 4.3. Calculate the hydronium ion concentration in this coffee. Is the coffee acidic or basic?