The standard Gibbs free energy change at 25 ºC is 2866 J/mol. What pressure is needed to concert graphite to carbon at 25 ºC. You can assume both solids to be incompressible and that the density of graphite and diamond to be 2.25 g/cm3 and 3.52 g/cm3 respectively.

Q: A quiescent body of water has a depth of 600 mm. The DO level at the bottom after 16 days is 3.5 mg/...

A: Let, dissolved oxygen (DO) be represented by ‘A’.   Since the surface of the water body is exposed t...

Q: How is the third law of thermodynamics interpreted in a microscopic thermodynamics sense??

A: According to third law of Thermodynamics: When the temperature approaches absolute zero temperature,...

Q: Under what circumstances would it be advisable to conduct laboratory or pilot-plant tests of a propo...

A: The circumstances under which it is advisable to conduct laboratory or pilot-plant tests of a propos...

Q: Chemical Engineering Question

A: Ethanol is produced by the catalytic hydrogenation of acetaldehyde. The reaction reaches equilibrium...

Q: Use material balance based on species method to calculate the products from reactor, where the two f...

A:

Q: 5

A:

Q: A batch dryer is to be selected to dry 100 kg/h of a toxic, temperature-sensitive material (maximum ...

A: The type of dryer suitable for the given toxic, temperature-sensitive material is to be mentioned.

Q: An insulated cylinder contains 1kg of water. The cylinder volume is 0.06 metres cubed and contents a...

A: Given information:   Mass of water contained in the insulated cylinder, m = 1 kg The initial volume ...

Q: Mass transfer operations play a major role in many industries such as pharmaceutical industries, dye...

A: Unit operations:  unit operations are the operations which are used widely in chemical industries to...

Q: Determine the supersaturation ratio, S, required to permit 0.5-mmdiameter crystals of sucrose (MW=34...

A: The supersaturation ratio required to permit crystals of sucrose is to be determined.

Q: A number of polymers, including polyvinylchloride, polystyrene, and polymethylmethacrylate, are made...

A: The reason for rotary dryers, fluidized-bed dryers and sprouted dryers are good choices for polymer ...

Q: Solve b and c

A:

Q: A rectangular block of aluminum has the following dimensions:1"*1"*6". The density of aluminum is 27...

A: The dimensions of block is given = 1" X 1" X 6"  Since mass = volume X density   

Q: Three fixed-bed adsorbers containing 10,000 lb of granules of activated carbon (ρb =30 lb/ft3 ) each...

A: Given information:   3 fixed-bed adsorbers Mass of activated carbon granules in each bed, m = 10,00...

Q: A wastewater treatment plant must disinfect its effluent before discharging the wastewater to a near...

A: The length of pipe required by the given wastewater treatment plant for effluent disinfection is to ...

Q: A two-stage compressor system has been proposed with intermediate cooling of the gas via a heat exch...

A: 1. For the each unit of the given system, the degree of freedom is to be determined.   The degree of...

Q: The water is flowing from a source in a 50 mm pipe diameter. The flow is measured by an orifice mete...

A:

Q: Gilliland and Sherwood obtained data for the drying of a water-wet piece of hemlock wood measuring 1...

A:

Q: A fluid undergoes adiabatic expansion in a turbine. Which reference state will result in the largest...

A: Different reference states for enthalpies

Q: In the empty graph below, draw a phase diagram for a binary-eutectic alloy with the following charac...

A: Since the plot is temperature v/s composition of B Hence the melting point of A will be on left y ax...

Q: 1. Creep analysis results were obtained for wheat flour dough by applying a constant stress of 50 Pa...

A: The creep analysis can be done by the Kelvin-Voigt model but for the foods like wheat flour dough th...

Q: Solve a,b,c and d please

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If y...

Q: Material Balances question

A:

Q: FUNDAMENTALS OF MOMENTUM, HEAT AND MASS TRANSFER; 5TH EDITION.   Que 30.17 The experiment shown belo...

A:

Q: Two streams, each with a flow rate of 10 m³/s, combine to form a single stream. The first stream has...

A: Let fluoride be represented as ‘F’.   Concentration of fluoride in stream 1, C1(F) = 20 mg/L Concent...

Q: A 50.0 -liter cylinder is evacuated and filled with 5.00 kg of a gas containing 10.0 mole% N2O and t...

A: Given:   The volume of the cylinder, V = 50 L Mass of the gas, m = 5 kg The mole percent of N2O is 1...

Q: A small droplet of liquid detergent, falling through air in a spray drying tower, has its diameter r...

A: Let water be species A and air be species B.   Given information:   At the average temperature of 30...

Q: „ In the laboratory, you are connecting a propane (C3HS) tank to a flame burner. The propane tank is...

A:

Q: Calculate (i) the equilibrium conversion and (ii) concentrations (ie. CA, Cg and Cc ) for the follow...

A: The equilibrium constant KC for the reaction is:

Q: 1. a.   Explain the terms (i) steam economy (ii) vapourrecompression.   b. A single-effect evaporato...

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: Molecular weight of Benzene = 78 kg/mol Molecular weight of Toluene = 92 kg/mol

A: The mass flow rates of the products which are collected at the overhead and as well as at the bottom...

Q: Three fixed-bed adsorbers containing 10,000 lb of granules of activated carbon (ρb =30 lb/ft3 ) each...

A: Given information:   3 fixed-bed adsorbers Mass of activated carbon granules in each bed, m = 10,00...

Q: discribe six specific safety precautions to be stated in work permit and explain any four potential ...

A:

Q: Coconut milk was extracted from fresh coconut flesh. The rheological behavior of coconut milk contai...

A: Note: Since we only answer 1 question, we’ll answer the first one. Please resubmit another question ...

Q: What is a hybrid system?

A: The definition of the hybrid system is to be mentioned.

Q: A reactive chemical disposed of by dilution in a river dissipates at a uniform rate of 0.15 mg/l per...

A:

Q: A fixed volume tank has water in vapor-liquid equilibrium. A mole of methane is added to the system....

A: Since there is a vapor-liquid equilibrium between liquid water and vapor water as H2O (l) -----> ...

Q: This system of pure water at 75°C is not at equilibrium. What happens for the system to reach equili...

A: A non-equilibrium system of 2 components of variable density.  

Q: A tub of pure water sits in a room open to the atmosphere at 85°C. When the water has reached equili...

A: The fugacity of an ideal gas is equal to its pressure. The fugacity, therefore of the given vapour i...

Q: An aqueous NaOH solution is evaporated at 6 psia. If the solution is 35-wt% NaOH, determine the: (a)...

A: The given NaOH solution evaporates at 6 psia. Thus, the vapor pressure of water is taken as 6 psia. ...

Q: Practice 6Compounds A and B are immiscible. Compound B is more dense than compound A. The figure sho...

A: Immiscible binary liquid systems   

Q: For the following gas phase reaction, find the equilibrium constant at T = 300 degrees Celsius using...

A: Stoichiometric equation of a reversible/equilibrium limited reaction

Q: Molecular weight of benzene = 78 kg/mol Molecular weight of Toluene = 92kg/mol

A: The number of theoretical plates required to achieve the given separation is to be determined.

Q: What operating condition will give the minimum number of plates/stages during distillation?

A: The conditions of operation where the minimum number of plates are achieved in the distillation proc...

Q: Q1: Aluminium sulfate is used water treatment and in many chemical processes. It can be madeby rcact...

A:

Q: What is meant by ion exchange? How does ion exchange differ from deionization?

A: Ion exchange is a process that is used to purify the solution by exchanging the unwanted ions by des...

Q: Can the degrees of freedom be determined for a hybrid system? If so, what is the easiest way to do i...

A: No, the degree of freedom for the hybrid system cannot be determined theoretically. 

Q: As a researcher in the field of heat transfer, how will you distinguish between radiation by black b...

A: The difference between the radiation by the black body and the radiation by the real body is to be m...

Q: Five hundred twenty kilograms of aqueous solution containing 185 kg of dissolved MgSO4 is fed to a c...

A: Given data: The mass of the feed = 520 kg. Mass of the MgSO4 in the feed = 185 kg. The solubility of...