A gas flows a horizontal pipe when the cross-sectional area has changed from 40 cm² to 20 cm² and the gauge pressure from 400 kpa to 300 kpa at 15 °C. If the mass flow rate is 0.5 kg/s and the change is assumed to be isothermal, find the velocities before and after the change? Take Patm 100 kpa and R=292 J/kg. k. =

Q: :- If the amount of heat given to a system be 25 joules and the amount of work done by the system be…

A:

Q: a compound is heated from 33 C to 87 C at constant pressure 6 bar. the volume expansivity is 0.006/K…

A:

Q: The heat flux through a wall, 0.3 W/m. K thermal conductivity, of 10 cm width an exposed to a…

A:

Q: Pure water at 26.1 °C is flowing at a rate of 0.0701 ft³/h through a packed bed of 0.251-in benzoic…

A: Write the expression for the mass transfer rate in a packed bed reactor as follows: ANA =…

Q: Q1\ Aqueous reactant as follows: 4A + B = C and - TA=10CA². If this process has (0.1 Mol/Lit), (10…

A: Given data: rA=10CA2CAO=0.1 Mol/LitV=10 Lit/minXA=90%=0.9

Q: 2.1 (a) A feed stream to a dryer is specified as 1000 lb/h. What is the rate in kg/min? (b) The…

A: Note:We'll answer the first question since the exact one wasn't  specified .Please submit a new…

Q: A partial oxidation is carried out by bubbling air through a batch of liquid in a pressurized…

A: Partial oxidation -In batch of liquid by bubbling air in a pressurized reactor D=3m and h=5m…

Q: 2. A stream of air flowing at a rate of 150 mol/h is mixed with a stream of carbon dioxide flowing…

A:

Q: Q2/ A vertical cylinder capped by a piston weighing 990 gm contain 100 gm of air at 1 atm and 25 C.…

A:

Q: what is ADIABATIC REACTOR and its advantages, disadvantages, and applications?

A: Adiabatic reactor :                        Vessel that is well insulated to minimize heat transfer…

Q: 5.1-8. Entry Length for Flow in a Pipe. Air at 10°C and 1.0 atm abs pressure is flowing at a…

A: Given Details: Fluid is Air flowing through Tube. Temperature, T=100C Pressure=1 atm Velocity, V=2…

Q: A Carnot cycle uses 1 mole of an ideal gas as the working substance and operates from a most…

A: For Isothermally , Given T1 = T2 = 327 C = 600 K  For Isothermally, U1 = U2   THEREFORE,…

Q: A gaseous mixture of methane, ethane and propane has their percent volume of 38%, 42% and 20%…

A: Considering the mixture to be ideal gas, the volume is directly proportional to the moles of gas.…

Q: A liquid phase reaction given: 1.75L 20L isothermal CSTR and is being charged with 2.00 mM of…

A:

Q: 81-100. The power output of an adiabatic steam turbine is 5 MW, and the inlet conditions are given…

A: Note- We’ll answer the first question since the exact one wasn’t specified. Please submit a new…

Q: A venturi meter of 400 x 150 mm size is fixed in a horizontal pipe carrying water. The pressure…

A:

Q: Derive the expression for calculating the isothermal compressibility of a certain gas that obeys the…

A: Please see the attached files for the detailed solution.

Q: At 27 °C, 500 cc of H2, measured under a pressure 400 torr, and 1000 cc of N2, measured under a…

A:

Q: Q1//Ethane (CnH2n+2 ) is burned with atmospheric air. The analysis of the products on a dry basis is…

A:

Q: Calculate the mole fraction and activity coefficient of ethanol in air if the partial pressure of…

A:

Q: A solution composed of 51% ethanol (EtOH), 11% methanol (Me0H), and the balance water (H20) is fed…

A:

Q: If a membrane filter yields a count of 69 fecal coliform (FC) colonies from 5 mL of well water, what…

A:

Q: In a plain wall the heat rate gx and heat flux not constants, dependent of x. constants, independent…

A: rate of heat transfer is equal to temperature difference to resistance offered by body i.e, Qx=…

Q: A chemical engineer is studying the rate of this reaction. 2NH, (g) → N₂(g) + 3H₂(g) He fills a…

A: Reaction is          2NH3 →N2+3H2 Graph is given Find Half life of the reaction If reaction is…

Q: A feed rate of 20 moles/min flows at 13 L/min enters a tubular reactor with recycle. The 98%…

A:

Q: why the band gap appears in Nearly free electron (NFE) model?

A: In solid-state physics, the almost free electron model (or NFE model) or quasi-free electron…

Q: Compute the number-average molecular weight of a polymer with the repeat unit shown for which the…

A:

Q: Suggest the solution is an ideal, what is the difference in chemical potential for benzene (first…

A: Given that- First component is benzene = xB (supposed) Second component is toluene = xT Temperature…

Q: Question: Two distillation columns in series with an additional feed stream mixing in with the…

A: Given, There are two distillation columns connected as shown in the figure below.

Q: If the overhead stream contains 8.5 mol% water at a pressure of 34.7 psia (2.36 bars), calculate the…

A: Given, Pressure = 2.36 bar

Q: Q2/ In a continuous vapor-phase reaction the ethane is dehydrogenated to ethylene and hydrogen as…

A:

Q: A Poiseuille flow experiment was carried out to measure the viscosity of air at 298 K. The sample…

A: Given data: Length of tube; L=100 cm=1 mInternal Diameter; D=1 mm =0.001 mRadius; R=0.0005 mP1=865…

Q: Q3\ At present 80%of reactant A is converted into product by a second-order reaction a single mixed…

A:

Q: Calculate the mass (in kg) of water produced from the combustion of 3.8 L of gasoline (C8H18). The…

A:

Q: Ethane is burned with oxygen to yield carbon dioxide and water. The feed contains 15 %mole C2H6, 60%…

A: A mixture of methane, oxygen and carbon dioxide is used.

Q: The thermal conductivity of a solid is larger than that of a liquid. O yes no O

A: Explanation: In solid the atom are closely packed and have high intermolecular forces due to which…

Q: Choose the word from the word bank below that best matches each statement. Constant Equilibrium…

A: As per bartleby multiple question or multiple sub parts question guidelines, we are supposed to…

Q: As shown in the picture above, the preparation of an alloy for casting is done by feeding controlled…

A: Given that, The mass flow rate of stream 1 m˙1 = 3889 kgh The mass fraction of zinc in stream 1…

Q: ADIABATIC REACTOR advantages, disadvantages, and applications.   PLZ I want a perfect answer with…

A: Introduction Adiabatic reactor is a reaction vessel that is well insulated to minimize heat transfer…

Q: Q2: Air flows out of a nozzle straight up 30 m. What is nozzle ?velocity exit

A:

Q: Calculate the melting point of ice under a pressure of 10 MPa in Kelvin. Assume that the density of…

A:

Q: Using MS Excel, plot the curves of the following: a. Moisture content of sample in %MCWB versus…

A:

Q: A simple (i.e. single equilibrium stage) batch still is being used to separate benzene from…

A:

Q: The value of the Joule Thomson coefficient (μ) for air at 0 oC  is 0.246 K bar-1 at 20 bar and 0.263…

A: we know that,  Joule Thomson coefficient  as the gas undergoes this expansion= △T△P 0.246 K bar-1=…

Q: Complete the following table, the second row was set as an example. System # of Component and…

A: We have answer the number of components, phases and degree of freedom for the given system in the…

Q: *) Propane (C₂H22) is burned with atmospheric air. The analysis of the products on a dry basis is as…

A: Given that propane (C3H8) is combusted in presence of air. Basis product feed= 100 mol (supposed)…

Q: Q2/The system acetone(1)/acetonitrile (2) at 80°C and 200 kPa has the overall composition z₁ = 0.45,…

A:

Q: Q1:- Find the external work done by the system in kcal, when 10 kcal of heat is supplied to the…

A: Write the equation for the first law of thermodynamics as follows: ∆U = Q-W      ......1   Given,…

Q: Transform the following graph into table values using the information given in the following graph.…

A: To find the points in a graph, select points in the graph and trace the corresponding values in…

Q: A system asshown in the figure is used to measure accurately the pressure changes when pressure is…

A: