Answered: The mean activity coefficient of a 0.2…

The mean activity coefficient of a 0.2 b Mg (NO3)2 solution is 0.13 at 25oC. Calculate the mean molality, the mean ionic activity and the activity of the compound

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter10: Effect Of Electrolytes On Chemical Equilibria

Section: Chapter Questions

Problem 10.8QAP

See similar textbooks

Related questions

Q: A liter of solution contains 0.25 M HCOOH and 0.3 M HCOONA, calculate the pH of this solution.…

A: First we would Calculate pH of buffer solution using Henderson Hasselbalch equation. When HCl is…

Q: Propose starting materials for the following azo dyes

A: We have to predict the starting material for azo dyes.

Q: A sample of solid copper is heated with an electrical coil. If 69.5 Joules of energy are added to a…

Q: Set up a Hess's law cycle, and use the following information to calculate AH, for aqueous nitric…

A: To calculate enthalpy of formation , we first need to write a reaction for formation of HNO3 using…

Q: 2. The following data was obtained from the reaction: NH4 + (aq) + NO2 (aq) → N2(g) + 2H2O(1)…

Q: In which of the fottowing aquerus sotationg Wouव सुल्य X/CC टपड म्० have श्क highest solabitity! for…

Q: AICI,

Q: Which of the following describe the Integrated rate Law for the 2nd order kinetics? Select one: a.…

Q: please correct this asap

Q: Can you please write a conclusion about this?

A: Solubility is dependent variable of pressure and temperature.

Q: Depict H-bonding between the molecule CH3OCH3 and water

A: Depict the H-bonding between the molecule CH3OCH3 and water.

Q: Hbr h2/pdc h3c-c triple bond c

Q: A solution contains 8.73×10-3 M potassium carbonate and 1.47×10-2 M ammonium sulfate. Solid silver…

A: Answer: When silver acetate is slowly added to the solution containing potassium carbonate and…

Q: The decomposition of NO2 is a second order reaction and the rate constant is 0.755 L/mol-s. In an…

A: Rate constant for second order reaction, k = 0.755 L/mol.s The initial concentration of NO2, Co =…

Q: An electric range burner weighing 607.0 grams is turned off after reaching a temperature of 474.0°C,…

Q: Question 1 A 0.500 mol sample of Ar is held in a 619 mL container at 87.7 degrees Celcius. What is…

Q: The rate constant of a certain reaction is known to obey the Arhenius equation, and to have an…

A: Arrhenius equation

Q: )2-methy).3-Pheryibutenal (P) CHA fatlowimg compo and =

A: Before assigning the nomenclature to the given compounds, it is very important to number the carbon…

Q: Question 1 The reaction So,C- SO+ C isa frst-order reaction with the rate constant k 22x 10 sec at…

A: First you have to determine the half life of the first order reaction t1/2 = 0.693/ K

Q: Complete and balance the following half-reaction in basic solution O2(g) → H2O(1)

Q: 2X C-C FGI FGA `CN `CN `Cl Br Br 5 Blanc reaction CI CI CI

A: Synthesis : Reaction 1 : Fridelcraft alkylation of chlrobenzene. Reaction 2 : Allylic chlorination…

Q: The reaction 2NO(g) + Cl2(g) ---> 2NOCl(g) was performed and the following data obtained: Is…

A: Ans.

Q: Given: (a) BCl3 + 3H2O →H3BO3 + 3HCl ∆H =-112.5kJ (b) B2H6 + 6H2O →2H3BO3 +…

Q: verage 4H--CI + 02 – 2H–0–H + 2 C-CI Data: дН (Н-С) 3 431 kj/mol дН (0-Н) - 463 k)/mol %3D AH…

A: Given reaction, 4 H--Cl + O2 → 2H-O-H + 2Cl-Cl ∆H = Bond energy of reactant - bond energy of…

Q: Question 7 At STP a sample of gas with a mass of 28.4 grams occupies 9.70 L. What is the molar mass…

A: At standard temperature pressure one mole of gas occupies 22.4 L 22.4 L of volume is occupied by = 1…

Q: It is a type of reaction for which the sum of the exponents of the concentration terms in the rate…

A: sum of the exponents of the concentration terms in the rate equation is equal to 1

Q: Given the thermochemical equations: 2NaN3 → 2Na + 3N2 ∆H = +42.7 kJ How many grams of…

Q: Depict H-bonding between the molecule HCOOH and water

Q: A 116.8 ng sample of an unknown radioactive substance was placed in storage and its mass measured…

A: Given- Initial amount=116.8ng Final amount=14.60ng Time=47days

Q: The combustion of 1 mol of glucose, C6H12O6 liberates 2.82 x 103 kJ of heat. If 1.25 g of glucose is…

Q: Determine the pH of the following solutions at 25°C. (a) H30*= 2.19 × 10-10 M pH %3D (b) [H,0*] =…

Q: The decomposition of N2O5 is a first –order reaction with a rate constant of 0.420 min-1. If the…

Q: A solution containing vanadium (chemical symbol V) in an unknown oxidation state was electrolyzed…

Q: A gas sample iş initially at 3.08 atm and 6.80 L. If the volume is adjusted to 9.75 L, what is the…

A: Keeping temperature constant, we Solve the question using the formula P1 = initial pressure =…

Q: What do you call the type of chemical reaction in which heat is absorbed?

Q: Which one favors E2 reaction? A) isopropoxide ion B) tert-butoxide ion C) ethoxide ion D)…

A: Note : Bulky base prefers elimination over substitution. So secondary alkyl halides and tertiary…

Q: unknown. a. Gas Law: Charles Solve for the Unknown: 295 425 (22+273)K 5.34atm. Gas Law: Boyle's Law…

Q: The reaction C2H5Cl →C2H4 + HCl is first order in C2H5Cl. The rate constant is 1.60 x 10-6/s. In an…

A: We have to predict the concentration after given time.

Q: 45 The natural catalyst of the organisms is called? Select one: a. Inhibitor b. Poison c. Enzymes…

A: Enzymes are chiral compounds. Enzymes can act as catalyst in the organisms. Enzymes do the one FG to…

Q: The half-lives of different radioisotopes are given in the table. Radioisotope Half-life (min)…

A: Answer: Since, nuclear reactions are first order reactions, therefore to solve this question we will…

Q: ठेपकरकलन । क बनव की कितववडु ठनोमन्९वक boiling point CH30H, CHU, CH3 CH20H, HocHzethoH CH3 OMC CH y…

A: ->Alcohols have higher boiling point because there exists hydrogen bonding in alcohol .But if…

Q: After constructing a van't Hoff plot from the experimental data, a student determines the equation…

A: We would use van't Hoff equation and compare it would given straight line equation.

Q: A laboratory group measures an excess of a volatile liquid. They add this to an empty flask with a…

A: Given-> Volume = 700 ml = 0.700 L. (1L = 1000 ml) T = 93.5 °C = 93.5+ 273 = 366.5 K P= 0.987 atm…

Q: Enter your answer in the provided box. The K, for benzoic acid is 6.5 X 10. Calculate the pH of a…

A: Given- Ka for benzoic acid =6.5×105 Concentration of benzoi acid= 0.13M

Q: A sample of an ideal gas has a volume of 3.40 L at 13.40 °C and 1.40 atm. What is the volume of the…

Q: 5. Draw Lewis structures for the following: a. IC13 b. CO2 с. Оз d. H3PO4 e. SbF6- f. InBr3

A: Given compound :

Q: A closed container in lab contains a sample of oxygen gas. When the temperature in lab is 11.2…

Q: স फलकव किाचोव की वना चभक ाक रि न्ा ester क ng णव्ठा वत्कण. CHa(CH2 23 o4 कलव एवmnाiंnात वटांव ण

A: The given question discusses about the formation of an ester linkage by the reaction of acid and…

Q: A chemist carefully measures the amount of heat needed to raise the temperature of a 639.0 g sample…

Q: Which of the following describe the Integrated rate Law for the 2nd order kinetics? Select one: a.…

Question

The mean activity coefficient of a 0.2 b Mg (NO3)2 solution is 0.13 at 25oC. Calculate the mean molality, the mean ionic activity and the activity of the compound.

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

Step 2

Step 3

Step 4

Step 5

Trending now

This is a popular solution!

Step by step

Solved in 5 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

Determine the equilibrium constant for the reaction Sn+Pb2+Sn2++Pb
5.49. Consider the following equilibrium: What is the effect on the equilibrium of each of the following changes? (You may need to calculate some standard enthalpy or Gibbs energy changes to answer these.) (a) The pressure is increased by decreasing the volume. (b) The temperature is decreased. (c) The pressure is increased by the addition of nitrogen gas, .
The mean activity coefficient of a 0.010 m H2SO4 solution is 0.544. What is its mean activity?
What is the symbolic expression for the equillibrium constant for the reaction: 2C2H6(g) + 7 O2(g) = 4CO2(g)+6H2O(g)?
The mean activity coefficient of a 0.040 m H2SO4 solution is 0.354. What is its mean ionic activity? 4.0 .0089
2 Zn*2 (aq) +Fe*2 (ag) + 6 CN (ag) = Zn2Fe(CN)6 (5) [znz Fe (CN),] A certain equilibrium reaction has K = 2.8 x 10-13 at 25 °C. What is the change in Gibbs Free Energy (kJ/mole) under these conditions?
1. Uranium hydride is formed by the reaction of hydrogen gas with solid uranium. The equilibrium pressure of H₂ (g) over solid uranium and uranium hydride, UH3, at 500 K is 139 Pa. Calculate the standard Gibbs energy of formation of UH3 (s) at 500 K. [Hint: be sure to write the reaction for 1 mole of solid uranium]
The decomposition of a generic diatomic element in its standard state is represented by the equation X,(g) X(g) Assume that the standard molar Gibbs energy of formation of X(g) is 4.23 kJ · mol-1 at 2000. K and –56.22 kJ · mol-1 at 3000. K. Determine the value of the thermodynamic equilibrium constant, K, at each temperature. At 2000. K, AG; = 4.23 kJ · mol-1. What is K at that temperature? K at 2000. K = At 3000. K, AG{ -56.22 kJ · mol-1. What is K at that temperature? K at 3000. K =
Select the reaction for which K, = Kc. 2 Na,0,(s) + 2 CO,(g) =2 Na,CO3(s) + 0,(g) 2 KCIO3 (s) = 2 KCI(s) + 30,(g) 2 H,S(g) + SO,(g)= 3 S(s) + 2 H,O(g) Br, (g) + Cl,(g) 2 BRCI(g)
The reaction of ozone in the atmosphere and nitric oxide has a reaction enthalpy and reaction entropy of -199 kJ mol-1 and -4.1 J K-1 mol-1, respectively. What is its reaction Gibbs energy at 25 °C? O3(g) + NO(g) → NO2(g) + O2(g) 1220 kJ mol-1 -200 kJ mol-1 -1420 kJ mol-1 -198 kJ mol-1
Write the expression for the solubility product constant for PbI2 CO (g) + 3 H2 (g) CH4 (g) + H2O (g).
Calculate the following: The vapor pressure of benezene, C6H6 at 25C in an ideal solution containing 1.66 mol of benezene and 0.313 of toulene. The vapor pressure of pure benezene is 96.0 torr.