1- paper, newsprint 2 - wool, worsted 0.28 3 - nitrocellulose F 4 - silk 5 - leather, sole, oak tanned 6 - kaolin 7- N.C. tobacco leaf 0.24 8- soap 9 - glue 10 - lumber 0.20 5. 0.16 8, 10, 0.12 0.08 0.04 20 40 60 80 100 Percent relative humidity Equilibrium-moisture content at 25°C and I atm. Moisture content in solids, Ib water/lb dry solids

Q: 0.5 mol hydrogen at 300 K, 2 mol nitrogen and oxygen present in the ratio of 3:1, and 0.3 molof CO a...

A: The initial moles of hydrogen (H2) present in stream 1 is 0.5 mol at 300 K. The total moles of nitro...

Q: A test leaf filter is used to determine the filtration rate for an unclarified broth from a fermento...

A: The amount of filtrate collected if the pressure drop in the given conditions is doubled is to be de...

Q: A 1.0 L flask is filled with NO and O2 initially, and, after the reaction establishes equilibrium, t...

A: The reaction for NO and O2 is given as:   All the reactants and products in this reaction are in th...

Q: A solid ore containing 82 wt% FeS2 and 18 wt% inert is fed to a furnace. Dryair is fed in 40% excess...

A:

Q: Bottled gases are the liquefied petroleum gases propane and butane. If a sample of this gas is burne...

A: Given data: The exhaust gas composition is given as following: CO2 = 8.62 % CO = 1.38 % O2 = 6.45 % ...

Q: 5. Methanol is produced by reacting carbon monoxide and hydrogen. A fresh feed stream containing CO ...

A:

Q: A slurry is being filtered in a plate-and-frame filter press at a constant pressure drop of 10 psi u...

A: The area of the filter for the given filtration process is to be determined.

Q: What is the difference between adsorption and absorption?

A: In mass transfer, the separation of desired product form the mixture is accomplished by applying the...

Q: A spherical storage tank has a diameter of 5 m. The temperature of the exterior surface of the tank ...

A: Given information:   The diameter of the spherical tank, d = 5 m. Exterior surface temperature of th...

Q: The volume flow rate (Q) of a fluid passing through a pipe depends on the density of fluid (ρ), Diam...

A: It is given that the volumetric flow rate of the fluid that passes through a pipe depends on the flu...

Q: 1- Please I want answer with steps. Many thanks

A: The best method of depreciation is to be chosen along with proper example. The dependence of the pip...

Q: What conditions cause the pinch point to migrate away from the feed location?

A: Distillation is a vapor-liquid separation process. Distillation is the separating technique which is...

Q: 4- Please I want answer with steps. Many thanks

A: A method to calculate the cost of an equipment in the current year is to be mentioned using cost ind...

Q: For DDT, log Kow = 6.2. What would be the predicted concentration of DDT due to bioconcentration in ...

A:

Q: For a cascade of N countercurrent equilibrium stages, what is the  number of degrees of freedom?

A: Cascade system for N-counter-current stages in equilibrium is shown below as:  

Q: By what mechanisms does diffusion occur in porous solids?

A: The mechanisms of diffusion in porous solids are to be mentioned.

Q: Distinguish among total-moisture content, free-moisture content, equilibrium-moisture content, unbou...

A:

Q: A heat pump receives heat from a lake that has an average winter time temperature of 6°C and supplie...

A: (a) The minimum power supplied to the heat pump in kW is to be determined.   The minimum power suppl...

Q: Чоd Toluene-contaminated groundwater is transported under a residential dwelling from a nearby gasol...

A: The flux of the toluene into the basement by molecular diffusion is to be calculated.

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

A:

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

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

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

A: Coconut milk was extracted from the fresh coconut flesh. The rheological behavior of the coconut mil...

Q: Q1(B) Calculate the percentage (%) of elements in C6H5(CH2)9NHCH2COOH.

A: Given data: The given compound is C6H5 (CH2)9NHCH2COOH.  

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

A:

Q: A certain product is being dried in a small chamber at 30°C wet bulb temperature and 43°C dry bulb t...

A: Given information:   Chamber conditions: Wet-bulb temperature, Twet = 30°C Dry bulb temperature, Tdr...

Q: What is the order of magnitude of the molecular diffusivity in cm2/s for a species in a liquid mixtu...

A: The order of magnitude of the molecular diffusivity in cm2 s-1 for a species in a liquid mixture is ...

Q: Slabs of filter cake with a bone-dry density of 1,600 kg/m3 are to be dried from an initial free-moi...

A: Given data: Bone dry density of the cake = 1600 kg/m3 Initial free moisture content = 110 % (dry bas...

Q: A thin, milk-like liquid is to be dried to produce a fine powder. What types of continuous, direct-h...

A:

Q: Would it be expected that for a given problem, the NR and inside-out methods converge to the same re...

A: In the Newton Raphson (NR) method, temperature and flow rates of the stage are calculated together a...

Q: Hydrogen sulfide (H2S) gas in petroleum refinery is to be removed from a 984 kg/h gas mixture consis...

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

Q: The concentration, C, of a drug in the blood as a function of the time, t, in hourssince the drug wa...

A: Since the are under the concentration curve is bioavailability. And are under any curve is given by ...

Q: 10. 22 moles of A and 10 moles of B are combined. The following reactions occur (only): 2A + B → C (...

A: The selectivity of the desired product C is to be calculated.

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: What does the Fenske equation compute? What assumptions are made in its derivation?

A: The thing which Fenske equation computes is to be mentioned along with the involved assumptions.

Q: Determine the number of equilibrium stages and optimal-stage locations for the feed and liquid sides...

A:

Q: Stripping of CO2 from water by air in a wetted-wall tube.Carbon dioxide is stripped from water by ai...

A: Given data: Flux of CO2 = 1.62 lbmol/ft2·h. Total pressure (P) = 10 atm. Temperature (T) = 25 0C or ...

Q: Q4) A band from a column eluted at 0.66 mL/min has a width at half-height, w1/2, of 39.6 s. The samp...

A:

Q: Water at 200 kPa and 355 K (H = 343.3 kJ/kg) enters a straight horizontal pipe at a velocity 3 m/s w...

A: The heat supplied per kg of water flowing is to be determined.

Q: 1.1 The number of molecules crossing a unit area per unit time in one direction is given by N =-no w...

A: Given information:   The gas is at standard conditions. The average molecular velocity is taken appr...

Q: Does the Underwood equation compute internal or external reflux?

A: The type of reflux calculated by the Underwood equation is to be calculated.

Q: Explain the relation betwwen thermal diffusivity and thermal conductivity and why do we have two dif...

A: According to the Fourier’s law of heat conduction, thermal conductivity is the rate of heat transfer...

Q: Methanol is produced by reacting carbon monoxide and hydrogen. A fresh feed stream containing CO and...

A: The basis of the calculations is taken as 100 g effluent. Now, convert the given reactor effluent to...

Q: Why do some evaporators operate under vacuum? How is the vacuum produced?

A: The reason for operation of some evaporators under vacuum is to be mentioned along with the method f...

Q: What is the difference between Reynolds analogy and the Chilton–Colburn analogy? Which is more usefu...

A: The difference between Reynolds analogy and Chilton-Colburn analogy is to be mentioned.  The one whi...

Q: Please answer all parts

A: (a)   The basis of the calculations is taken as 100 g effluent. Now, convert the given reactor efflu...

Q: Bubble-Point Pressure.Cyclopentane is separated from cyclohexane by liquid–liquid extraction with me...

A: The pressure for the given data in the table is to be determined.

Q: 10 kg of C7H16 is burned with 6.8027k-mol of air. To produce 14.4 kg of CO2 along with other combust...

A: (a)   ‘i’ represents initial mass and moles, ‘f’’ represents final mass and moles, ‘m’ represents th...

Q: The degree of separation in a separation operation is often specified in terms of component recoveri...

A: The difference between the component recovery and product purity is to be mentioned.

Q: Diffusion of oxygen in a laminar-flowing film of water.Estimate the rate of absorption of oxygen at ...

A:

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

A: The length of the pipe required by the wastewater plant for disinfection is to be calculated.

Distillation

Distillation is a process/technique to separate more volatile components from less volatile components using the principle of relative volatility. In chemical engineering, distillation is one of the most common and important topics that is involved in almost every industry and process.