In a certain process, 136 J of heat is released to the surroundings, and the energy of the system decreases by 73 J.  Determine the work done by the system (in units of joules).  Be sure to include the correct sign (+/-) for the work

Q: The conversion of solid wastes to gas can beaccomplished inancinerators, Solid waste can be burnedto...

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Q: Use Hess's law to calculate the standard heat of the water-gas shift reaction, CO(8) + H20(g) → CO2(...

A: Actually, in water shift reaction , the carbon monozide gas reacts with water vapour (gas) to form c...

Q: In a soda-production process, which operates at steady-state, water, sugar, and syrup enter a proces...

A: Answer: Consumption  Generation  Accumulation

Q: Can the rate-based model be applied to packed columns?

A: It is to be mentioned whether a rate-based model can be applied to the packed columns or not.

Q: The C-C stretch in allene (H,C-C-CH2) is about 1650 cm"; the C-H stretch is about 3,100 cm". Calcula...

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Q: Can a mixer-settler unit be designed to closely approach phase equilibrium?

A: Mixer Settler is used for extracting. Impeller in a mixer settler disperses the liquid from one phas...

Q: Provide solution in this given format: Given, required, solution and answer.  1. Hydrogen gas is col...

A: Given:  Hydrogen gas is collected over water at 22.5 oC.             Total pressure = Pt = 94.4 kPa ...

Q: Polyethylenes A, B, and C from three sources are to be blended to achieve a weight-average molecular...

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Q: Oil is cooled from an initial temperature of 96°C to 60°C by water in an adiabatic concentricheat ex...

A:  Given Data:  Tin(oil) = 96 oC                         Tout(oil) = 60 oC                         Tin...

Q: A process plant inventories the following chemicals: vinyl chloride, methyl ethyl ketone, ethylene o...

A: (a) The hazards associated with the chemicals vinyl chloride, methyl ethyl ketone, ethylene oxide, s...

Q: Transport Phenomena Question

A: heat flux at radial distance r from axis of cylinder can be written as: q=-kdTdrhere q is heat flux ...

Q: Chapter 7 introduces the gas laws. Pressure, temperature, mass, and volume work together to determin...

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Q: High performance liquid chromatography analyzed a sample mixture and it has been found the compositi...

A: Given, density of the mixture, ρ = 480 Kg/m3   (i) mass flow rate of the mixture, m˙ = 1200 Kg/h   C...

Q: Why are distillation columns arranged for countercurrent flow of liquid and vapor?

A: When one fluid enters a Distillation column or a Heat exchanger, while the other fluid is allowed to...

Q: subparts 1-3

A: The above-mentioned graph is showing how the concentration of O3 and NO2 is varying with days. here ...

Q: Given the following thermodynamic data, calculate the lattice energy of LiCl:ΔH°f[LiCl(s)] = -409 kJ...

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Q: Explain the process of phase change for pure substance withcomponent diagram and elaborate the prope...

A: Phase: Phase is the region of substance which is chemically uniform, physical distinguishable and wh...

Q: The ethanol dehydrogenation reaction (C2H5OH(v) → CH3CHO(v) + H2(g))  is carried out with the feed e...

A: Given:  The ethanol dehydrogenation reaction (C2H5OH(v) → CH3CHO(v) + H2(g))  Ethanol feed = 0.9 or ...

Q: There are a quite high numbers of strawberries farm at the north of Iran. They classify the strawber...

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Q: 23. Show that in the limit of infinite dilution, the reduced viscosity and inherent viscosity are eq...

A: Reduced viscosity is defined as the ratio of specific viscosity to the concentration of the substanc...

Q: Which of these has the lowest first ionization energy? A. Al B. N C. Ne D. Rb

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Q: 6. By indicating the partial positive and partial negative atoms, show the bond polarity for each of...

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Q: The dimensions of a solid slice containing some agar gel in its content at 278 K are 10.16 mm in the...

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Q: Be sure to answer all parts. The U.S. requires automobile fuels to contain a renewable component. Th...

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Q: A wet Streom at l00.0 bar quall ty foactor of O,990 defective st eom tropp aud with leaks through ex...

A: Given: Inlet Pressure of wet stream P1=100 bar Quality factor =0.99 Exit pressure of wet stream P2=1...

Q: In a manufacturing facility, 2-in brass balls (k = 64.1 Btu/h·ft·oF, ρ = 532 lbm/ft3, Cp = 0.092 Btu...

A: Given info diameter of brass balls,d=2 inch k=64.1Btu/h.ftoF Cp=0.092 Btu/lboF ρ = 532 lbm/ft3 Initi...

Q: Round everything to four decimal places. Provide solution in this format: Given, Required, Solution ...

A: As it is not mentioned which question to be solved, we are solving the first one in the series. REQU...

Q: Joule Thompson’s coefficient for CO2 is of 1.084 degree/atm-and Cp,m = 8.75 cal/(mol degree). Which ...

A: Given-isothermal compression of for 50g CO2at 25oCJoule Thompson's Coefficient, μjt=1.084 degree/atm...

Q: How much energy is required to raise the temperature of 11.7 grams of gaseous krypton from 24.0 degr...

A: Given: mass of Krypton m = 11.7 gm                                        T1 = 24 oC                ...

Q: Estimate the heat rate that must be supplied to vaporize 100 moles per hour of n-hexane at 25°C and ...

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Q: What is a packed column?

A: A packed bed or a packed column is defined as the vessel filled with a packing material used to carr...

Q: 1)Define what is meant by polarity in covalent bonds 2) Is HCI a polar or non polar molecule? Explai...

A: 1.) Polar covalent bonding is a type of chemical bond where a pair of electrons are unequally shared...

Q: A student determines the value of the equilibrium constant to be 1.98×10-5 for the following reactio...

A: Given: CO2(g) + H2(g) → CO(g) + H2OEqulibrium constant for the above reaction (Keq)=1.98*10-5It is r...

Q: 10 kg of food has a moisture content of 260% (dry basis), is dried to a moisture content of 50% wet ...

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Q: Four hundred and fifty lbmol/h (204 kmol/h) of a mixture of 60 mol%benzene (LK) and 40 mol% toluene ...

A: Feed flow rate F=450lbmol/hmole fraction of benezen in feed ZB=0.60mole fraction of benezen in feed ...

Q: By how much does the cell potential change with Q is increased by a factor of 5 for a reaction in wh...

A: Given: Q2=5Q1v=3T=298 KIt is required to determine the cell potential change

Q: Can osmosis be used to separate a liquid mixture?

A: It is to be mentioned whether osmosis can be used to separate the liquid mixture.

Q: arity of the following solution: (nonelectrolyte) n scientific notation. Be sure to answer all parts...

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Q: 30 kg Benzene/hr 100 kg Toluene/hr 10 kg Xylene/hr DISTILLATION COLUMN 100 kg Benzene/hr 200 kg Tolu...

A: Answer: Input = Output; m1 = 40 kg/hr

Q: The air supply for a drier has dry bulb temperature of 25°C and a wet – bulb temperature of 17.5°C. ...

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Q: 1500 kg of a solution containing 20% of Na2SO4 and 80% water by weight is subjected to evaporative c...

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Q: For the reactionFe3O4(s) + 4H2(g)3Fe(s) + 4H2O(g)H° = 151.2 kJ and S° = 169.4 J/KThe standard free e...

A: Given information: The reaction is: Fe3O4s+4H2g→3Fes+4H2Og   H° and S° are given to be independent o...