Q1: A centrifugal pump with operates at 800 rpm. If the speed is to be increased t- 1200 rpm, determine the impeller diameter that should b used so that the same shaft input power would be required a 91.5 impeller dia cm

Q: 5.2. Hydrocarbon fuels can be produced from methanol by reactions such as the following, which…

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Q: (3] A mixture of 40 mol% benzene and 60 mol% toluene is subjected to a simple batch distillation at…

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Q: 1. A 5.2 cm diameter spherical ball whose surface is maintained at a temperature of 71°C is…

A: Given, Emissivity = 0.8

Q: 5- The electromotive foree foc the cell: at 25e equeat Zeroz and for +heelectrod equal o4r,…

A: Given cell is- Cd/Cd(OH)2(s)/NaOH(0.01M)/H2(1 atm)/Pt  Temperature, T =250 C =298K EMF for the cell…

Q: 1) Calculate the standard enthalpy changes of formation at 298 K for the stated compounds from the…

A: The change in enthalpy when there is the formation of one mole of the component in the reaction is…

Q: Chemical engineering Provide a cradle-to-grave analysis matrix diagram for cosmetic product such…

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Q: 15. A tensile specimen has an elastic modulus of 50 GPa. If the length of the specimen before being…

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Q: A Carnot cycle uses 5 mol of gas as the working substance from an initial state of 5 bar and 550 K.…

A: Given Data  From the given information , we have : Moles of gas (n) = 5 moles γ = 1.35Isothermal…

Q: How many moles of photons are absorbed from the CO2 laser with 2000 nm wavelength, to heat 0.75 kg…

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Q: The galvanized iron system has two pipe diameters, BC at 6 in. and CE at 3 in. The gate valve at F…

A: Given:  BC= 6"=0.5 ft KL=0.7 v=10.6 x 10-6m2s Area of pipe BC=π4x 6122=0.1934 ft2 Re=ρvDμ=VDv V=QA…

Q: 7-43 Refrigerant-134a at 240 kPa and 20°C undergoes an isothermal process in a closed system until…

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Q: Example 3.5: A liquid mixture of benzene-toluene is to be distilled in a fractionating tower at…

A: A mixture of benzene-toluene is to be separated in a fractionating tower.

Q: An evaporation-crystallization process (as shown below) is used to obtain solid potassium sulfate…

A: Given: Required to find: The production rate of the crystal

Q: What is the most proper name of this structure? SH O (S)-4-mercapto-2-methylhexane…

A: To determine the name of the compound follow the nomenclature rules:

Q: 3. Calculate the heat loss per linear feet from 2 in. nominal pipe (2.376 in outside diameter)…

A: Given that, The inside diameter of the pipe d1 = 2 in The outside diameter of the pipe d2 = 2.376 in…

Q: The partial pressure for CO2 at the earth's surface is 10^-3.4 atm. 1) Determine the partial…

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Q: At 630°K the heat of sublimation of ZrBr, is 25,800 cal/mole, while the vapour pressure is 1 atm.…

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Q: Which of the two mixtures are easier to separate using conventional distillation? Given that Mixture…

A: Given, The relative volatility of mixture 1, α12 = 1.5 The relative volatility of mixture 2, α34 =…

Q: A 20 cm-diameter copper sphere (k = 386 W/m°C, a = 11.234 ×10-5 m 2 /s, p = 8.954 g/cm3 cp = 383…

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Q: 5 moles of air are allowed to expand isothermally at T = 300 K from 20 L to 50 L. If air obeys the…

A: vander waals equation: P+an2V2V-nb=nRT P=nRTV-nb-an2V2 General equation for entropy change in terms…

Q: Prove that 1- XE aln F In W 1- Xw M.

A: Note: We are supposed to solve only one question as per our guideline. please send other questions…

Q: 2.15 The van der Waals equation of state is given as (V - b) = RT where a and b are known as the van…

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Q: 7-2, Losses by Natural Convection from a Cylinder. A vertical cylinder 76.2 mm in diameter and 121.9…

A: The radiation heat loss is neglected. The mean of the given two temperatures will be the film…

Q: The vapor-phase molar volume of a particular compound is reported as 23,000 cm3.mol–1 at 300 K and 1…

A: Given that At 300 k and P1 = 1 bar ν1 = 23000 cm3mol=23000 x 10-6  m3molT2=300 kP2 = 5 bar = 5 x 105…

Q: A → R; CAO = 1 mol / liter The decomposition reaction of component A takes place in a batch reactor.…

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Q: Which mode of control effectively eliminates offsets in the controlled variable? a. integral b.…

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Q: . What is the correct equilibrium constant expression for the formation of ammonia gas from nitrogen…

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Q: A binary mixture is in vapor-liquid equilibrium with 1 mol of liquid and 1 mol of vapor. The liquid…

A: Introduction: Fugacity: Fugacity is equal to the pressure of the ideal gas which has the same…

Q: Q1: For elementary reaction A +B the equilibrium conversion is 0.8 at 127°C and 0.5 at 227°C. What…

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Q: A water pump driven by an 800 W electric motor is used to pump water from the ground level to a tank…

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Q: Q1/ (A) enters a PFR reactor at FA-0.4 mol/s. Using the table below, calculate the reactor volume…

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Q: For the reaction A à B, the process flow diagram is shown in figure.1.The fresh feed of A contains…

A: Consider a feed amount to be one mole of feed. Overall balance at the point where recycling stream…

Q: Write a report on Reynolds Number's experience. Where the report includes: 1- An introduction to the…

A: 1. INTRODUCTION In nature and in laboratory experiments, flow may occur under two very different…

Q: A container with water and NaCI boils at 105°C on a stove. The amount of NaCl in the water is half…

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Q: 2.16 Rate of a gas phase reaction (A B) taking place at 298 K and 1 atm is given by dC 4 = kP" -k2PB…

A: Reaction is Rate equation at T=298K and P=1 atm k1=17.3 k2=0.2 CA unit-kmol/m3 Time unit t -min…

Q: Example Design a rapid Sand filter units ter treating (9+i6) elday as daily demand, assumed rate of…

A: Here by designing the rapid sand filter it means we have to calculate the area of sand filter. The…

Q: Consider the following reaction: 4PC13(g) - Pa(g) + 6C12(g) If the initial concentration of PC13(g)…

A: Given that, 4PCl3g → P4g + 6Cl2g Initial concentration of PCl3 = 1 mol/L The equilibrium…

Q: For the following Psychometric chart, starting with a saturated air at a dry pulp temperature of…

A: Given data: T1 = 20 0C (100 % RH) T2 = 40 0C (100 % RH)

Q: The irreversible gas phase reaction 2A + B →C + D is first order in A and first order in B. the…

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Q: A +B the equilibrium conversion is 0.8 at 127°C and 0.5 at 227°C. What is the heat of reaction?

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Q: Calculate the penetration time for gypsum board with a thickness of & = 0.016 m, k=0.00017 kW/mK,…

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Q: A 20-cm-square plate loses heat at a rate of 5000 W/m2. Air at 1 atm and 300 K flows across the…

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Q: Calculate the standard entropy of copper at 1800 K, given that, for copper, = 1356 K, C, = 24.5 J K…

A: Given that- For copper, Melting point temperature, Tm= 1356 K Specific heat, Cp = 24.5 J/K.mol  (…

Q: 2. A person is standing in a room with an ambient temperature of 25.3°C. Determine the total rate of…

A: Given, Emissivity = 0.95

Q: a) The rate of NO2 passes through a semi-permeable membrane is determined by the equation below:. D=…

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Q: Two-stage hydrocracker Single-stage hydrocracker Fresh gas Fresh gas |Recycle gas Recycle gas 370°C…

A: This Diagram is a PFD (process flow diagram of  Left: two-stage hydrocracking process and right:…

Q: The reaction pressure is 2 (bar), heating - up by saturated steam at 150 Celsius degree the H of

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Q: Components A and B are in vapor-liquid equilibrium in a fixed volume container. Initially, xA - 0.3…

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Q: A first-order reaction that results in the destruction of a pollutant has a rate constant of…

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Q: 4B.9(a) When benzene freezes at 5.5°C its density changes from 0.879 g cm-3 to 0.891 gcm-3. Its…

A: Given, Enthalpy of fusion = 10.59 kJ/mole