The standard enthalpy of Ethanol (C2H5OH) is -278 kJ.mol. Find the gross heat released when 100 kg is burned.

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A: We will have to find the highest amount of heat required to raise the temperature of 250 g of the…

Q: If 2 tons of frozen guava juice (-20 0C) will be thawed by heating it to boiling point and…

A: Given:- mass of frozen juice=2000 kg       @ T1=-20 C∘boliing point of juice @ T2=100  C∘Heat…

Q: Through a carbon steel plate (k = 60.5 W/mK ) 50 by 75 cm, 2 cm thick, there is a heat transfer rate…

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Q: Steam undergoes an Isentropic process where it is initially at 1.05 MPa and 304C. The isentropic…

A: From the steam table, we will obtain the enthalpy and entropy for the given temperature and…

Q: Iron can react with oxygen to give iron (iii) oxide. If 5.58 g of Fe is heated in pure oxygen to…

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Q: a) Ethanol (C2H:OH) melts at -114°C and boils at 78 °C. The enthalpy of fusion of ethanol is 5.02…

A: Given, Mass of ethanol =42g

Q: Aluminum has a specific heat of 0.897 J/g °C. How much heat is needed to raise the temperature of a…

A: Given: Specific heat = 0.897 J/g. C   Mass (m) = 79 gm Temperature: T1 = 25 C (ambient assumed), T2…

Q: Estimate the thermal properties for a food with the following composition: carbohydrate 5.1%,…

A: Hello ! In the absence of any other data provided, we understand that your question thermal…

Q: 5. Below equation may be used in order to evaluate the heat capacity of Solid X: cal 0.503x105 =…

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Q: 3B.1(b) Calculate AStot when two iron blocks, each of mass 1 5 °C, are placed in contact in an…

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Q: Air at 95°C and 4% RH is passed over the cooling coil so that the air dry ball temperature becomes…

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Q: Atmospheric air at 150 C is heated to 600*C and 130 kPa prior entering a heat exchanger. Calculate…

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Q: Determine the amount of theoretical oxygen and theoretical air needed to burn. ( a.) 60 kg of butane…

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Q: 2.87mole of a diatomic gas is heated at constant volume from 26C to 188C. Calculate the change in…

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Q: A 5 kg solid block is heated at a rate of 400 W by an oven. If the block is initially at 25°C, then…

A: In Chemical Engineering, heat transfer describes the flow of heat due to temperature differences and…

Q: Equal masses of the three metals shown below are all initially at 25oC. copper (c = 0.385 J/goC)…

A: From the definition of specific heat we know, specific heat is measure of amount of heat required…

Q: 7. The specific heat of ethanol is 2.4 J/(g.°C). A 5 g of ethanol absorbs 550 J of heat, and the…

A: Specific heat of ethanol Cp = 2.4 J/g°c  Mass of ethanol m = 5 g  Heat absorbs Q = 550 J  Initial…

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

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Q: Jutio How much heat is required to raise the temperature of 5 lbm of water from 50°F to 150°F?…

A: Given Mass of water m = 5 lbmInitial temperature T1 = 50 FFinal temperature T2 =150 FSpecific heat…

Q: A 44-g sample of liquid water at 25.0 C is mixed with 27 g of water at 45.0°C. The final temperature…

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Q: Rich cow's milk (4536 kg/hr, cp = 3.85 kJ/kgK ) at 4.4°C is heated in HE to 54.4°C by hot water. How…

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Q: (a) We place 119.5 g of a metal at 25.00oC in 423.8 g of water at 95.00oC. The water is in a beaker…

A: Note: We are authorized to answer one question at a time, since you have not mentioned which…

Q: Calculate the total enthalpy in kJ of a 1.322 g sample of steam at 100oC going through various phase…

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Q: 13. The specific heat of iron is 0.45 J/(g°C). How much heat in J is added to a 7.71 g iron nail to…

A: Given that, The specific heat of the iron CP = 0.45 Jg.Co The mass of iron nail m = 7.71 g Initial…

Q: Calculate the energy in kj required to heat 0.594 grams of water from 42.1 c to 121.6 c

A: To find the energy required : Given mass of water = 0.594 g Initial temperature of water (T1) =…

Q: 5. Find the dryness fraction, specific volume and internal energy of steam at 7 bar and enthalpy…

A: Given, Steam pressure = 7 bar Enthalpy = 2600 kJ/kg

Q: (a) Assume that there is a negligible thermal gradient in the wall of the container (dT/dr is…

A: Consider a spherical conatiner is used to store reacting chemicals, whichresults in a uniform heat…

Q: 5. Given 2Cuo→204 +0 AH° = 314.6 kl a. Determine the heat of formation of Cuo. b. Calculate the…

A: (a): Given that 2CuO(s) →2Cu(s) + O2 (g),   and standard heat for reaction is , ∆H⁰ = 314.6 kJ This…

Q: One of the key components in the manufacture of Portland ce-ment is Ca3SiO5, a compound that is…

A: The oxidation state of each of the elements in the given compound is to be mentioned.

Q: In the laboratory a student finds that it takes 86.8 Joules to increase the temperature of 13.0…

A: Given that, heat Q = 86.8 J mass of Iodine m = 13 g Temperature T1 = 21.5 oC Temperature T2 = 38.1…

Q: 2- Calculate the Gross and Net heating value for ethane in Btu for each cubic feet, water…

A: GCV: Quantity of heat released by complete combustion of unit amount of a natural gas is called as…

Q: Two equal masses of C and Au were heated by absorbing 30 KJ, which one of the following is correct?

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Q: When 1.5 mol CO2 is heated at a constant pressure of 1.25 atm, its temperature increases from 235 K…

A: Given data: Co2 mole = 1.5 pressure = 1.25 atm Temperature T1 = 235 K Temperature T2 = 280 K Cp =…

Q: Estimate the thermal properties of a food with the following composition: carbohydrate 23.6%,…

A: (a) Write the expression for specific heat based on Siebel as follows: Cp= 0.837 +3.348H…

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