4. Determine the grams of ethylene glycol (C₂H6O₂) must be added to 800g of water to produce a solution that freezes at -5°C. The molal freezing-point-depression constant of water, Kr=1.86 °C/m.

Q: Q1: A slab of high thermal conductivity at temperature T, at zero time receivers on one side a heat…

A: Heat is transferred to a solid slab through conduction at one side and other side is exposed to air.

Q: Xx Q1// Three stages forward-feed evaporator is fed 5Kg/s at 294 k of a liquor which is concentrated…

A: A liquor solution is concentrated with the help of three stage forward feed evaporator.

Q: 6. Water contains organic color which is to be extracted with alum and lime. Five parts of alum and…

A: Water have organic colour which is extracted with alum and lime Case 1 When 5 ppm alum and lime…

Q: What is the water What is the water % volume when VH20-15.8 cm³/mol? Ans.: 6% In molar fraction when…

A: Given = VH2O = 15.8 cm3/mol To find = water % Volume For this, we have to draw a vertical line from…

Q: The following chart below is a plot of VLE data from the Dortmund data bank for a binary mixture of…

A: Given: The binary mixture consists of components acetone (1) and isopropyl alcohol (2) is at a…

Q: Solution Basis: Given Flow Rate Assume ideal-gas behavior. 2000 L (STP)/min, 20°C (mol/min) 0.100…

A: volumetric flow rate of mixture entering the tower = 2000 L(STP) Temperature of the mixture entering…

Q: 26.20 The data provided in Figure 26.7 are based on the diffusion of O₂ into SiO₂ formed from the…

A:

Q: A) In the heat exchanger below, it is desired to control the outlet temperature T of the process…

A:

Q: Demonstrate the calculations for enthalpies 1, 2, and 3.

A: Specific enthalpy of sulfuric acid at 120 0F is to be determined.

Q: Convert the following quantities to the units indicated. a) 1.00 metric ton of CO2 → [Hint: MW of…

A: a) given = 1 metric ton of CO2 To find = lb-mol of CO2 WKT, 1 metric ton = 2204.62 lb hence, we have…

Q: How were the enthalpies found on the graph?  H(f) = 10 btu/lbm  (5% H2SO4 at 60 degrees F)…

A: Temperature of 5 wt % H2SO4 solution = 60 0F Temperature of 40 wt % H2SO4 solution = 180 0F

Q: A polynomial fit to measurements of the total volume of a binary mixture of A and B is, ν = 778.55 −…

A:

Q: A _____________ reactor approaches a _____________ reactor at infinite recycle Fill in the blanks…

A: When a product stream from a plug flow reactor is divided and one part of it is sent to the reactor…

Q: 53°F Partly sunny H Q Search the air follows an adiabatic saturation curve (constant compared…

A: To locate air feed line we have 2 point this it can be located on humidity chart

Q: At 30 °C and 1.013 bar, the volumetric data for a solution of benzene (b) and cyclohexane (c) are…

A:

Q: The enthalpy of mixing for species "a" and "b" is positive. Explain why this is important for the…

A: The enthalpy of mixing is a measure of the energy shift that occurs when two or more substances are…

Q: A mixture of 1 kmol of hydrogen (H₂) and n kmol of oxygen (O₂), initially at 25°C and 1 atm, burns…

A:

Q: It is required to dry natural gas containing 80 lbs of water per 106 ft³ by passing it through a bed…

A: Economic absorption factor, A = 4% water dry basis The mass of water in the natural gas, mwater = 80…

Q: 13) A consecutive reaction has the form : A B. 5.65 x10³ min and the time required for the concento…

A:

Q: The drag coefficient for a bacterium moving in water at 1 mm/s, will be of the following order of…

A:

Q: For enthalpy 2, the number -63.79 kJ/mol H2SO4 was used for the calculation.  How was this number…

A: The assumption is correct. The value of enthalpy of mixing of H2SO4 at r=8.2 is obtained as -63.79…

Q: The following liquid-phase reaction is going to be carried out in a series of CSTR and PFR reactors.…

A:

Q: A distillation column contains a mixture of 60% benzene and 40% toluene, by mass, at 1 atm pressure.…

A: A mixture of benzene and toluene is separated in distillate and bottom products using a distillation…

Q: Consider a single "cell" model. The cell contains a liquid with known initial concentration of a…

A:

Q: An equilibrium stage tower running at ambient conditions is to be used to remove SO₂ from an air…

A: Absorption is a separation process which is used to separate the solute from the gas mixture in…

Q: The raw water source to this new plant has a daily incoming natural alkalinity of 150 mg/L present…

A: Given reaction is- Al2(SO4)3 + 6H2O + 6HCO3- → 2Al(OH)3(S) + 6H2CO3 + 3SO42- Natural alkalinity of…

Q: How are the following engineering approaches/concepts important in the derivation of design and…

A: First principles: First principles are fundamental laws and equations that describe the physical…

Q: 2. In the commercial production of sugar (sucrose MW=342), the product crystals are washed and…

A:

Q: Water in a tank at 87OC is pumped into a second tank that is located 20 m above the initial tank at…

A: Temperature of water in tank 1 = 87 0C Mass flow rate = 6.5 kg/s Work done by the pump = 500 kJ/s…

Q: Question 5. The basic chemical reaction involved in a typical wet process for SO₂ removal (emission…

A: SO2 is removed by the wet process by reacting with (NH4)2SO3.

Q: you want to be a chemical engineer If you had no barriers and could do anything you wanted, what…

A: I can provide you with a general idea of what long-term academic and career goals someone…

Q: (Binary batch distillation)¹ Ten kmol of a feed having 65 mole% benzene and 35 mole% toluene is…

A: A mixture of benzene and toluene is separated in a batch distillation pot.

Q: a) the mass rate (kg/h) and composition of the raffinate b) the mass rate (kg/h) and composition of…

A:

Q: يا أصدقائي، كل يوم أكتشف أن الفراغ يزيدنا خيبات، والانشغال يزيدنا إنجازاً. كلما زادت الضغوط…

A: this is an urdu literature that needs to be translated

Q: Aluminum Oxide Al2O3 is used in the purification of water. It is an electrical insulator also used…

A: Given that  d=1 um =10-6  m l =30 cm =0.3 m NA =6.023 ×1023ρ=3.97 gcm3=3.97  × 106 gm3

Q: The design fluid (typically water and antifreeze) flow rate through a solar hotwater heater system…

A: The flow rate of the fluid = 0.025 gpmft2or gallonsmin.ft2 Dimension of each solar panel = 4ft×8ft…

Q: A large pipe (diameter = 1 m) is carrying crude oil (SG = 0.94) at a steady flow rate of 2 m³/s. A…

A: Diameter of the pipe = 1 m Specific gravity of oil = 0.94 Volumetric flow rate = 2 m3/s Volume of…

Q: For the following situations, state under what conditions the following equations would apply. Be as…

A:

Q: 5. For a gas being throttled, the change in temperature can be a) positive b) negative c) zero d)…

A:

Q: The hydrolysis reaction of ethyl ethanoate with an alkaline solution was studied at 25°C using a…

A:

Q: one hundred fifty kmol of an aqueous phosphoric acid solution contains 10 mole% h3po4. the solution…

A: Amount of solution in tank = 150 kmolAmount of phosphoric acid in solution = 10 mole % x 150 = 0.1…

Q: the experiment readings listed in table below are obtained from Bernoulli's apparatus Volume (cm³)…

A: Experiment readings of volume, time and various height are given via table

Q: Describe all the building blocks and the algorithm involved in reactor design starting from the mole…

A: Reactor design involves several steps, starting with a mole balance equation, which describes how…

Q: How to Calculate the value of activity coefficients by using excel sheet:

A: the formula gor excess gibb's free energy is called as margules 2 suffix model.  GERT= x1x2(Ax1+Bx2)…

Q: MeO I H_____H HI.. ОН MeO Н НО ОН

A: Step 1: Hydrogenation Step 2: PCC oxidation Step 3: Addition Step 4: Hydrogenation using lindlar's…

Q: a) Draw a stacked bar graph showing the number of students doing their first and second internships…

A:

Q: An electronic PID temperature controller is at steady-state with an output of 10 mA. The set point…

A: An electronic PID temperature controller is given at a steady state. Output = 10 mA The error signal…

Q: (a) NH3 and O₂ are fed to a reactor at 25°C and at the rates of 100 mol/s and 200 mol/s…

A: Ammonia reacts completely with oxygen to form nitrogen oxide and water vapor.

Q: Q2/ Answer the following question: A laboratory engine uses the heptan (C₂H₁6) as a fuel. A dry…

A: Heptane is burnt with air.

Q: Q1(mm): Evalute the following: (B.1) The gradients of f(x, y, z) = x²y³z4 at a point P(1,2,2). (B.2)…

A: