Wet potassium dichromate crystals (90% crystals and 10% entrained solution) are fed to a dryer where they are contacted with dry hot air. The entrained solution is saturated at 30°C and contains 0.2 kg solute per kg of water. The air leaving the dryer has a dew point of j9.2 °c. Determine the flow rate of inlet air in L/h at STP conditions, for a production rate of 1000kg/h of dry dichromate crystals.

Q: In a coffee-cup calorimeter, 23.8 g sample of solid KBr is dissolved in 100.0 g of water at 15.0 °C.…

A: mass of KBr= 23.8gmass of water=100gso mass of te solution=123.8gT1= 15°CT2= 7.9°CCS=…

Q: cm is allowed to cool to cool at the rate of eat transfer coefficient

A:

Q: 1. air at 90 ° c and 5% RH is passed over the cooling coil so that the dry ball air temperature…

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

Q: When 23.6 g of calcium chloride, CaCl2, was dissolved in water in a constant-pressurecalorimeter,…

A: Given that, Mass of CaCl2 = 23.6 g,  molar mass =111 g/mol Hence, moles of CaCl2 is calculated as:…

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A: Boiler is gas fired type.Stack temperature = 7500FCO2 content in flue gas = 7%Part a) Excess…

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A: Given data: Composition of water in humid air entering the condenser = 10 mol % Temperature =- 90 0C…

Q: The air has a dry ball temperature of 34 °C and a wet bulb temperature of 20 °C is initially heated…

A: Initial DBT of air, T1=340CFinal DBT of air, T2=800CWBT of air=200CDBT of corn kernels,…

Q: Fruit juice at 30 °C containing total solids 5% concentrated through evaporator, single effect.…

A: Given:m˙p=3000kgh Initial concentration=0.05Final concentration=0.4Temperature at juice…

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A: Flash vaporization is a process in which a liquid mixture is rapidly vaporized by decreasing its…

Q: A.) 2.00 g NaOH is dissolved in 50.0 ml  water. The temperature of the water rises by 7.00oC.…

A: Hi, thank you for posting the question. As there are multiple questions posted, our guidelines allow…

Q: Drying of a food product is carried out in an insulated tray. The drying air has a partial pressure…

A: Drying of the food product is carried out in the insulated tray. Partial pressure of the water in…

Q: Grape must with a specific temperature of 2.8 kJ / kg C and 85% water is concentrated in a…

A: Initial moisture content = 85 % Final solute concentration = 60 % Feed flow rate = 1500 kg/h Feed…

Q: Air at 35 'C and RH 45% is flown into the heating coil so that the temperature of the dry balls is…

A: Given that, The initial temperature of air T1 =35oC Relative humidity of air RH = 45% Dry bulb…

Q: The air temperature measurement results obtained by the dry ball temperature 37 ° C and the wet bulb…

A: Given Data: Dry bulb temperature TDB = 37 ° C Wet bulb temperature TWB = 29 ° C

Q: Sample problem A cylindrical iron sample (height to diameter ratio is 2:1) is heated to 97.5°C, then…

A: Given Data:  Given the height to diameter ratio of the cylinder HD =21 Temperature of the cylinder…

Q: In the air conditioning process in the humidifier, air at a dry bulb temperature of 30 ° C and RH…

A: Given Data : TDB1 = 30 °C , RH1 = 25% RH2 = 50%

Q: Air having a dry ball temperature of 30°C and a wet bulb temperature of 20°C is initially heated in…

A:

Q: Estimate the thermal properties of a food with the following composition: carbohydrate 52.0%,…

A: Note: Since we are entitled to answer only three sub-parts, we’ll answer the first three as no…

Q: Number 2 A piece of beef steak 5 cm thick will be frozen in the freezer room -25°C. This product…

A:

Q: The air conditioning process in the humidifier, air at a dry bulb temperature of 25 ° C and RH of…

A: Given: Dry bulb temperature, Tdb = 25°C Initial air conditions: Relative humidity, RH1 = 35% Final…

Q: The air has a dry ball temperature of 34 °C and a wet bulb temperature of 20 °C is initially heated…

A: Intial DBT of air, T1=340CFinal DBT of air, T2=800CWB of air=200CDBT of corn kernals,…

Q: One way to make coal “cleaner” is to gasify the coal into “city gas”. In a proposed molten-iron…

A:

Q: A single effect evaporator was used to concentrate 10.000 kg / hr of tomato juice from 5% total…

A:

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A: Dear User! The question does not state the relative composition of benzene and methyl alcohol in the…

Q: QUESTION 1 The production of molten copper(1) sulfide is an important step in the making of copper.…

A: Given: A furnace contains mCu2S = 200 t at temperature T = 1200oC Mass of copper scrap (i.e. solid…

Q: 10-32 A 1-mm-diameter nickel wire with electrical resis- tance of 0.129 2/m is submerged…

A: Given details: Diameter of wire, D=1 mm =0.001 m electrical resistance of wire , R=0.129 ohm/m…

Q: A front feed evaporation system has 2 effects and a condenser. The evaporator (2 effects) is used to…

A: Questions to be Answered: a) Process Stream Temperature Following Heating:Determine the temperature…

Q: A 7 cm-thick beef steak is being frozen in a -40°C room. The product has 73% moisture content,…

A: Freezing time using plank's constant is given by; tF={ρF Lf/TF-Ta} {[P' a/h] + [ R' a2/k]}where; ρF…

Q: 360 kg/h of sliced fresh potato (74.51% moisture, the balance is solids) is fed to a forced…

A: Given data: Amount of sliced fresh potato=360 kg/hmoisture inlet=74.51%T=62°CRelative humidity…

Q: 2. A 5 cm-thick beef steak is being frozen in a -30°C room. The product has 73% moisture content, a…

A:

Q: Use the information in Tables 2D.1 and 2E.1 to calculate the energy that must be transferred as heat…

A: Mass of ice = 100 g

Q: A fully charged battery contains 0.02 kmol Ag₂O (silver oxide) and 0.02 kmol Zn (zinc). The battery…

A: Data,Reaction,

Q: Slurry of liquor encompassing 15 per cent of solid particles is concentrated to 55 per cent solids…

A: Please find the solution in the attached images given below

Q: In an experiment, a 0.6629 g sample of phthalic acid ( C8H604) is burned completely in a bomb…

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Q: A counterflow tunnel dryer was used to dry the apple slices from an initial moisture content of 65%…

A: Given Initial moisture = 65%  Final moisture = 5%  Air enters at 95°C with 1% RH, and exits at…

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A: Given data: Outside temperature of pipe = 80 0C Surrounding temperature = 25 0C Outside diameter of…

Q: One way to make coal “cleaner” is to gasify the coal into “city gas”. In a proposed molten-iron…

A: Step 1: V = 106 lit           T1= 1475+273 K            T2= 25+273 K            R=0.0821…

Principal Quantities and EOS

A physical quantity represents the physical state of a system. It is expressed as the product of a number and unit. The basic quantities used in science are length, mass, and time. The principal quantities are the quantities that are independent of other quantities.