6. For solar collectors, what combination of surface chara a. High absorptivity and high reflectivity b. High absorptivity and high emissivity c. High emissivity and low absorptivity d High absorptivity and low emissivity
Q: Complete the unit convertiunt 17.6 nm/s² to m/hr² 6) 123 °C to °R
A: Note: Since you have posted multiple questions with multiple sub parts, we will provide the solution…
Q: 20 kg of completely Fuel components: dry material will be fully burned. Element C: 60% by weight…
A: Given that-Mass of dry fuel= 20 kgComposition of fuel-Carbon, C=60% by weight=Hydrogen, H= 8% by…
Q: The air stream in (a) flows at a rate of 4 m³/hr and is to be filtered by using particle collectors…
A:
Q: 100 kmol-h-1 of a mixture containing 10, 20, 30, and 40 mol % of propane, n-butane, n-pentane, and…
A: A mixture of hydrocarbons is preheated and then fed o a flash separator.The operating temperature of…
Q: 1. In a flow rate of 10,000 mol/h, there is a saturated liquid consisting of 40 mol % benzene (B)…
A: Note: Since you have posted a question with multiple sub parts, we will provide the solution only to…
Q: Calculate the surface area required for a heat exchanger which has to cool 55,000 kg/hr of alcohol…
A:
Q: The experimental P-V data for benzene at 402℃ from very low pressures up to about 75 bar, may be…
A: The fugacity "f" is related to Gibbs free energy as:_____(1)We know that: From equation (1), we…
Q: 4. A piston cylinder arrangement contains nitrogen at 30 C and 3 bar. It may be considered ideal. a.…
A: Initial pressure = 3 barInitial temperature = 30 0CInitial volume = 1 m3
Q: If the natural gas flow rate is 120 MMSCF/Day in a gas pipeline, NPS 20 with 0.25 in wall thickness,…
A: To calculate the outlet pressure using the Panhandle A equation, we can use the following…
Q: How can we develop the combustion equation due to the effect of by-products emitting in combustion?…
A:
Q: calculate the values of AH°, ASO, AGO, AS environment, and AS universe (Answer: -1559.7 kJ, -310.3…
A:
Q: where trzydz Qizi (T₂2 1.20 where prove V₂ = In (1/12) Jo Using B.C += R √₂= 0+₁ r = KR vz* Vo where…
A:
Q: Calculate the amount of cooling water required to cool down the acetaldehyde if the flow rate for…
A:
Q: A quantity of coal used in a boiler had the following analysis: 82% C; 5% H; 6% 0; 2% N; 5% ash. The…
A:
Q: What are the advantages of tertiary production methods for oil extraction compared to primary and…
A: Tertiary production methods, also known as enhanced oil recovery (EOR) methods, are employed after…
Q: A wet steam, 35% of which is liquid, is fed to the column at a speed of 500 kmol/s to separate the…
A: Note: Since you have posted a question with multiple sub parts, we will provide the solution only to…
Q: Oilseeds containing 20% oil by weight will be extracted with pure solvent in a multi-stage leaching…
A: Given :Oilseeds = 20 % oil by weightExtract phase (overflow) composition = 50 % oil by weightOil…
Q: A counterflow double-pipe heat exchanger is used to heat liquid ammonia from 10 to 30°C with hot…
A:
Q: A mixture of helium and argon is stored in a spherical vessel 5 m in dia at 10-2 Pa and 300 K. The…
A: Given that-Vessel diameter= 5 mRadius, r1=2.5 mVessel pressure before opening, P1=10-2…
Q: A helical coil cooler is used to cool 0.5 kg.s¹ of hot oil from 100°C down to 40°C. Cooling water…
A: Hot oil flow rate (mo) = 0.5 kg/sOil inlet temperature (Ti) = 100 °COil outlet temperature (To) = 40…
Q: I finally convinced my leadership to get me a scale that had a little more precision in the…
A: To calculate the average amount of the chemical used and the uncertainty in that number, we need to…
Q: Question 2 Ethylene oxide is produced by the catalytic oxidation of ethylene: 2C2H4 + O2-2C2H4O An…
A: Note: Since you have posted a question with multiple sub parts, we will provide the solution only to…
Q: Answer following questions in an alloy which contents 30 wt.% Ag at 800° C temperature by using…
A: given = 30 wt% AgT = 800^cTo find = Number of phasesb) type of phasesc) composition of phasesd)…
Q: 10 000 kg of sugar beet containing 15% sugar (A) and 5% water (C) by mass will be extracted in a…
A:
Q: A mixture of 60% A and 40% B with relative volatility aAB=2.76 is in the upper product. It is…
A: To calculate the required theoretical number of stages using the Lewis method, we can use the…
Q: Ex: For the system methanol (1) /methyl acetate (2), the following equation provide a reasonable…
A:
Q: Find the following Legendre transforms of the entropy: LE [S], Lv [S], and Lv [LE[S]]. To which…
A: Part (a)Legendre transforms of entropy To which thermodynamic potentials do relate above…
Q: An elevator with a mass of 2500Kg rest at a level 10m above the base of an elevator shaft. It is…
A:
Q: Air enters a natural draft cooling tower at 100kPa and 15°C and 50% humidity. Cooling-water at 50°C…
A: The Cooling Tower works on the principle of psychrometrics and energy and mass balance…
Q: A gas that contains CO2 is contacted at time = 0 with initially pure liquid water in an agitated…
A: The expression of concentration of CO2 in the liquid phase as the function of time is to be derived.
Q: From data in the steam tables, determine a good estimate for f/f sat for liquid water at 423.15 K…
A: temperature (T)= 150oC=(150+273.15)K=423.15Kpressure (P)=150 bar=15000 kPa
Q: The density of a certain liquid is given by the following exeation прие p = (AP ²+BT) e "P/ 15 the…
A: The density of a certain liquid is given by : To Find (i) To check the dimensional consistency of…
Q: Liquid A decomposes by second-order kinetics, and in a batch reactor, 50% of A is converted in a 5…
A: Given = 50% of A is converted in a 5To find = How much longer would it take to reach 75%…
Q: If we have a holding structure that contains 2.00 lb of caustic soda , how many Pound moles of it…
A: given = mass of caustic soda = 2.00 lbto find = moles of caustic soda
Q: What would the pressure rise be if the breakdown of N2O, into N2O and O_2, were to proceed to…
A:
Q: Consider the transfer function 7 8 Y(s) U (S) The value of the steady state gain is @0.3 -2 The…
A: Note: Since you have posted a question with multiple sub parts, we will provide the solution only to…
Q: Which of the following is true about the reflux ratio and boundary conditions in a distillation…
A: Reflux ratio =-The reflux ratio is defined as the ratio of the liquid returned to the column divided…
Q: Calculate the mass energy density and volumetric energy density (energy per unit liter waste) of the…
A: Lignin ( C81H92O28) , density = 1.35 kg/LCalculating the mass percent of each of the compund based…
Q: If the atmospheric CO2(g) concentration is 500 ppm, calculate the pH of the river water and the…
A: The atmospheric CO2(g) concentration =500 ppmreaction....CO2 + H2o -----> H2CO3H2CO3…
Q: A KOH solution has a specific gravity of 1.0824 at 15 C. Given that the amount of KOH is 0.813 lb…
A:
Q: 3. Let's examine an adiabatic equilibrium flash process depicted in Figure below. We need to address…
A: a) total number of variables are = V,L,x1,x2,y1,y2,T,P,Z = 8 variableswhere = V = vapor flowrateL =…
Q: 03: A sample of natural gas from the Texas field has the specific gravity 0.712(air-1), this gas…
A:
Q: The following data are available for liquid ethanol at 20 C: Molecular weight = 46.07, Density at 1…
A: MW of ehtanol = 46.07density at 1 bar = 0.7893 g/cm3Volume, Vi = 46/0.7893 = 58.2mLfrom the…
Q: Calculate the equilibrium constant for the reaction F + H2→HF + H at T=298 K and P=1 bar using the…
A: The reaction is given as:the correct equation for reaction between isTemperature is 298K and…
Q: What is the pressure approximater V h-20 CM P=100kp
A:
Q: 6. Consider the system below. The effluent is cooled and then flashes at the conditions of vessel at…
A:
Q: A heat exchanger is to consist of a number of tubes each 25 mm diameter and 5 m long arranged in…
A: pressure drop = 2KN/mdiameter, d = 25 mmlength, l= 5mviscosity, = 1 mNs/m2 = 10-3 NS/m2Heat load =…
Q: Consider an ideal gas which is being throttled to a pressure of 1 bar at a rate of 100 mol/s The…
A: An ideal gas Throttled toP1=25 barP2=1 barRate ,r=100mol/sTs=300KFindRate of entropy generation,Lost…
Q: experimentally For the reaction equation below, determined rate law is R = K[X]² [Y₂]. Drag and drop…
A: Given, The reaction is X + Y2 →XY + Y
Q: 4) We are planning to operate a batch reactor to convert A into R. This is a liquid reaction, the…
A:
Step by step
Solved in 3 steps