Process Control Examples 1. Gas furnace used to heat up your house / apartment Process System Controlled variable Manipulated variable Sensor Controller Final Control Element Disturbances 2. Controlling the water temperature and level in a bathtub with different valves for hot and cold water and an outlet drain valve Process System Controlled variable Manipulated variable Sensor Controller Final Control Element Disturbances 3. B+ancing a spoon on the tip of your finger Process System Controlled variable Manipulated variable Sensor Controller Final Control Element Disturbances

Q: 1. The National Museum is considering buying a Maya plaque from Honduras that the seller claims to b...

A:

Q: Sulfuric acid is used in the synthesis and processing of many chemicals and metals, and it is the el...

A: Given that  Solution contain 20 Wt. % H2SO4 in water Weight of water = 20 g weight of H2SO4 = 80 g D...

Q: 2) Find the volume of 85 g of O2 at 25°C and 104.5 kPa. 3) What volume of CO2 forms from 5.25 g of C...

A: 2) Given: The mass of O2 given is m = 85 g, The temperature is T = 25oC = 298 K, Pressure P = 104.5 ...

Q: A mixture contains 30 mol% oxygen, 20 mol% hydrogen and the balance is CH4. Determine the SG of this...

A: Mixture contains O2 = 30% H2 = 20% CH4 = remaining Find SG of this mixture compared to air 

Q: Which type of the thermochemical processes that is based on thermal decomposition by heat in the abs...

A: To choose the correct option that matches  the description

Q: draw process flow diagram for amino acid industry

A: Introduction Amino acids are manufactured by a set of biochemical  processes , or metabolic pathways...

Q: N2 and CO2 are contained in a test tube at 2 atm and 308K. At one point, the partial pressure of N2 ...

A: A test tube contains N2(A) and CO2(B). The temperature of gases in the test tube, T = 308 K The tota...

Q: Calculate the formal concentration in molarity of a sodium acetate solution prepared by diluting 90....

A: Solution 1 Concentration of sodium acetate solution = 25 ppm Volume of sodium acetate solution V1 =...

Q: 7) 8.278 x 10-4 mole of an unidentified gaseous substance effuses through a tiny hole in 86.9 s. Und...

A: Given: Unidentified gaseous substance is 8.278×10-4 mole effuses in 86.9 s For identical conditions ...

Q: Benzoic acid has a higher melting point than sodium chloride O True O False

A: We know that  Melting point of benzoic acid = 122.3 degree celcius. Melting point of sodium chloride...

Q: As pressure approaches zero, the ratio of fugacity to pressure (1/P) for a gas approaches

A:

Q: A filter cake of Calcium Carbonate contained in a tray is to be dried by cross-circulation from the ...

A: Given data: Area of tray = 1.5 m2 Amount of wet solid = 73 kg Initial moisture content = 30 % on dry...

Q: A water/ethanol mixture (ethanol is 40% wt) with density of 931 kg/m³ is flowing inside a 2" ID Pipe...

A: Mass fraction of ethanol, wE = 0.40 Mass fraction of water in the mixture, wW = 0.60 Density of the ...

Q: Soda lime is a mixture of NaOH and CaO O true O false

A: Question: Answer: True Explanation:soda Lime is a mixture of the NaOH and CaO, where as the soda Lim...

Q: An environmental engineer analyzes a sample of air contaminated with sulfur dioxide. To a 500.-mL sa...

A: Air Sample Volume of air=500 mL Pressure P= 700 torr Temperature = 38 ℃ Total Iodine Volume of io...

Q: (f) 849 g-cm/min?: = _ Ibf

A: To convert  g.cm/min2 to lbf

Q: Bridget heats a reactor from 25.0°C to 274°C. The temperature difference in °F is.

A: Initial reactor temperature, T1 = 25.0ºC Final reactor temperature, T2 = 274ºC

Q: An equimolar ethanol-water mixture is to be separated in a flash distillation chamber operating at 1...

A:

Q: atory In a binary system as the concentration of a component approaches unity, the activity coeffici...

A:

Q: Find the diffusivity of isopropyl alcohol in liquid water at 45oC.

A: Temperature T=45oC Find Diffusivity DAB(isopropyl alcohol in liquid water)

Q: Distinguish between zeroth-order. first-order. secondorder. and pseudofirst-order reactions; under w...

A: Zero order reaction is explained as the reaction in which the rate of reaction is independent of con...

Q: Define the two types of stress waves ?

A: The two types of stress waves are to be defined.

Q: Hydrocarbon mixtures are used as fuels. (a) How many grams of CO2(g) are produced by the combustion ...

A: a)If Mixture mass =200 g ( 25.0% CH4 +75.0% C3H8 ) Find- CO2(g) produced  b)If mass of mixture=252g ...

Q: 1) Short answer mole of A reacted is For a gas phase, non-isothermal reaction, the change in the hea...

A: Given that, the gas phase reaction is done in non-isothermal conditions. Non-isothermal condition si...

Q: A gas stream containing 40% O2, 40% H2 and 20% molar H2O must be dried by cooling the stream and con...

A:

Q: A 50.0 mL of basic solute (Kb = 1.58 x 10 9) is titrated with a 25.0 ml of 0.100 M HCI solution. Whi...

A: Titration between Basic solute Kb=1.58*10-9 Acid-HCl Find- Choose the best indicator for this titr...

Q: The piston-cylinder below shows a gaseous reaction mixture before and after a reaction that takes pl...

A: Given data: Temperature of gaseous mixture before the reaction = 199 0C Temperature of gaseous mixtu...

Q: 5.89 Ethanol (C2H5OH) and gasoline (assumed to be alloctane, C8H18) are both used as automobile fuel...

A: Gasoline Selling price=$2.20/gal Ethanol Amount of heat/dollar(gasoline)=Amount of heat/dollar(eth...

Q: Estimate the diffusion at 25°C for oxygen dissolved in water using Stokes-Einstein equation and Wilk...

A:  

Q: The scenes below represent a chemical reaction between elements A (red) and B (green): Which best re...

A: Given: A scene with the help of a figure is given, in which element A (red) and element (B) react to...

Q: 5.98 At 25°C, the standard enthalpy of formation of HF(aq) is−320.1 kJ/mol; of OH− (aq), it is −229....

A: Given a)Reaction is HF (aq) +OH-(aq) → F-(aq)+H2O(l) Standard enthalpy of formation of ∆Hf (HF)=(-3...

Q: Density 42.8cap(1.974-10P) of Solid PES N/m a) Units of (428)e (1.97410 b) Calculate 9. p in [lal2] ...

A: A dimension is a measure of a physical variable (without numerical values). A unit is a way to assig...

Q: Part B. The diagram below shows a simplified chemical proce reactor, with reaction stoichiometry of ...

A:

Q: 4) In a certain laboratory which tests the purity of certain gases, nitrogen was collected over wate...

A: Given: Consider Nitrogen as component (1) and water as component (2). Nitrogen is assumed to be an i...

Q: In your own words, what is a Unit Rate?

A: Consider an example to understand the unit rate. A person goes jogging every morning. If the person ...

Q: In this figure. What does number 2 represent?

A:

Q: A student performed an experiment to determine the ratio of H;O to CuSO, in a sample of hydrated cop...

A: Given: Formula obtained experimentally is CuSO4·4.5H2O True formula is CuSO4.5H2O Error for differen...

Q: Ĝibbs energy has large change at a constant temperature as liquid boils to form a vapor

A: Gibbs free energy is a thermodynamic property and it is a measure of spontaneity of a reaction. At c...

Q: A medical laboratory test is run using a 4.8 pL blood sample. What is this volume in milliliters ?

A: This is a question of unit conversion. Volume of sample is 4.8 μL It is required to convert in milli...

Q: 1. Copper(II) acetate containing "Cu is used to study brain tumors. This isotope has a half-life of ...

A: Half-life is the time required to reduce the quantity to half of its initial value. It is represente...

Q: Find the diffusivity of CO2 in N 2 at 30oC and 740 mm Hg.

A:

Q: 2. The experimental observations for the determination of enthalpy of vaporization of water is prese...

A: The data table given for the vapor pressure and temperature of the water is given as:   Vapor pr...

Q: Five blood samples got these results: 0.752, 0.756, 0.752, 0.751, 0.760 ppm The standard deviation o...

A:

Q: The formula of lime water О Сасоз Сa(ОН)2 O Cao O N2OH

A:

Q: 5.71 From the standard enthalpies of formation, calculate AHan for the reaction rxn C,H12(1) + 902(g...

A: Given reaction is: C6H12 (l) + 9 O2 (g) →6CO2 (g) + 6 H2O (l) Now, enthalpy of formation for reactan...

Q: Explain Barometer?

A: Barometers are to be explained.

Q: 2) Find the total pressure in ft H20 exerted by 5 g of ethane and 3.4 g of carbon dioxide gas both c...

A: total pressure of the mixture inside a vessel of 3875 m3 at 650C needs to be determined. Given detai...

Q: A. Calculate pressure in the following cases of static equilibrium : (a) In atmospheric air (assume ...

A:

Q: An experimental investigation of the rate of mass transfer of SO, from an air stream into water indi...

A:

Q: An experimental procedure call for 250 mg of calcium car- bonate. The balance in the laboratory meas...

A: Given: 250 mg of calcium carbonate The balance in the laboratory measures mass in grams and reads to...