Take the Chemical NH4Cl As the chemical dissolves in water, Determine if the Enthalpy ad Entropy are positive or negative. Explain your answer.

Q: Given the following adsorption data of Shen and Smith (1968), and using the Freundlich isotherm, 0 =…

A: Freundlich isotherm,Where,

Q: a. Explain in words what is excess Gibbs free energy of mixing? b. Define what is excess entalphy…

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Q: (b) Draw a vapour pressure/temperature curve and discuss the phase rule.

A: A phase is a chemically homogeneous, physically separate, and mechanically separable portion of…

Q: 2. Please consider a sample of water vapor at 10 bar and 200 •C. Please determine a. s in kJ/kg- K…

A: Given that  P = 10 bar  = 1 MPa  T = 200 C

Q: At STP conditions which of the following gases would have the highest average molecular speed? a. H2…

A: STP condition means , P = 105 Pa T= 273 K V= 22.4 liter  n= 1 mole average molecular speed ?

Q: Write a balanced nuclear equation for the following: The nuclide polonium-210 undergoes alpha…

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Q: What is an azeotrope? Can azeotropes be separated using simple distillation? Why or why not? kindly…

A: Solutions which deviates from ideality are known as non-ideal solutions. Solutions which show very…

Q: Consider the liquid mixture posted to the right. What is the composition of the vaporphase that is…

A: Let,Propylene =1Propane =2n-butane = 3Isobutane = 4n-pentane = 5 Antoine equation is used to…

Q: Explain how the solid-liquid line in the phase diagram of water differs in character from the…

A: In general for any matter the solid has much more density than liquid state. But, the property of…

Q: Blank 1 is used when the boiling point of the compound (or the solvent) is too high (BP >150 °C) in…

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Q: Using the data attached, compute the partial molar enthalpies of pyridine and acetic acid in their…

A: Let pyridine be represented by (1) and acetic acid by (2). Given values of heat of mixing of…

Q: The isotherm representing the critical temperature is tangent to and has an inflection point at the…

A: Given that the isotherm is tangent to the critical point an it also has an inflection point there.…

Q: Intensive properties independent of the amount of the substance in the system Select one: True False

A:

Q: What is the kinematic viscosity of water in ft2/s at 20°C? Also cite your specific reference in the…

A: Given: Temperature = 20 C Find the kinematic viscosity of water at 20 C in ft2/s.

Q: In nature, it is noted that several salts containing the polyatomic ion BF, Tonize in polar…

A: The correct option is to be selected.

Q: 8) The relation between the chemical potential of solute in a saturated solution (4) and pure solute…

A: We know that from the excess property of the solutions  ∆GERT=lnfi^fi Where ∆GE=μ -μ* μ=chemical…

Q: Solve the laplace transforms for: L[cos²3t+ Sin2t Sin5t]

A: L[Cos23t + sin2t sin5t ]  =  L[Cos23t ] + L[ sin2t sin5t ]       ------(1)  therefore,    L[Cos23t ]…

Q: A mixture of water, acetic acid, and ethyl alcohol is placed in a sealed container at40OC at…

A: Phase rule or the Gibbs phase rule helps to determine the number of independent variables, such as…

Q: The pH of a 0.195 M solution of a weak acid, HB, is 2.52. What is Ka for the weak acid?

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Q: Radioactive decay: N₁+1== N(+₂) ====²(+=+₂) (a) The half-life, t₂, of a radionuclide in a is defined…

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Q: A pure liquid composed of species A is brought into contact with a stagnant gas which initially…

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Q: :)-( :) Rate of Rate of Rate of Rate of input of output of y generation of accumulation of

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Q: Question : Carbon dioxide (CO2) and methane (CH4) exists as gaseous substances at room temperature.…

A: The bonding pattern among the molecules of dry ice and LNG is to be mentioned.

Q: For the bimolecular reaction A + B → Products, the signs of the change in enthalpy and the change in…

A: Bimolecular reactions are those in which two molecules take part in the chemical reaction. The two…

Q: Explain what is meant by an 'Arrhenius' kinetic temperature dependence, and explain what the…

A: The Arrhenius law predicts that the movement of the structural gadgets (atoms, molecules, ions,…

Q: Need asap give concrete example. Please explain it clearly. What are the practical applications of…

A: The ideal gas law states the relationship between the pressure, temperature, and extent for the…

Q: Consider the reaction of formation of carbon dioxide from natural elemental. species. For reaction…

A: Carbon dioxide is formed by the natural elements.

Q: A pure liquid composed of species A is brought into contact with a stagnant gas which initially…

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Q: Which of the following is TRUE about ideal dilute solutions? A Both solute and solvent follows…

A: As raoults law is applicable at very dilute solution so solvent obeys raults law. And solute follows…

Q: Copper has a specific heat of 385 J/kg-K. If a 10-kg piece of pure copper is initially at 25 °C,…

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Q: Why is the SRK equation of state called a cubic equation of state?

A: It is to be mentioned why the SRK equation is called the cubic equation of state.

Q: draw something resembling Figure 4.4 is (attached), and indicate the following  the bubble point for…

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Q: 10. Given that the system is 750 in total, how is this distributed to the ɛ and n phase? Liquid 1200…

A: The phase diagram shows the composition of different phases in which the components are present. In…

Q: 1c Explain BRIEFLY what is meant by the steady state approximation in chemical kinetics, and the…

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Q: What is the main condition of phase equilibrium?

A: It is required to determine the main condition of phase equilibrium.

Q: we were told to take the derivative with reapect to entropy and that would give us the slope of thr…

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Q: The pH of a 0.195 M solution of a weak acid, HB, is 2.68. What is Ka for the weak acid?

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Q: Q4: Use the density correlation chart to estimate the density of liquid ethanol at 180°C and 220…

A: Given,

Q: A closed system can exchange energy with its surroundings through heat and work Select one: True…

A: A closed system can exchange energy with its surroundings through Heat and WorkAnswer is True

Q: Thinking about these phase changes, how does energy change affect the phase and temperature of a…

A: Required to know whether energy change affects the phase and temperature of a material? Let us know…

Q: Combustion of 1 g of gasoline releases 11.5 kcal of energy. How many kilojoules of energy is…

A: The amount energy released is to be calculated in kilojoules and joules.

Q: Clapeyron equation deals with the O temperature dependence of least of phase transition effect of an…

A: Given: Information about Clapeyron equation

Q: 2) Kinetic molecular theory equation Prove the kinetic molecular theory equation shown as PV="Mc-…

A: Hi, thank you for posting the question. Although it is asked to start from the ideal gas law, it is…

Q: Draw a T-xy diagram to combine the two components water and ethanol at one atmosphere pressure

A: