What mass of methane (CH4) must be burned to release -185 kJ of heat? CH4(g)+ 2O2(g)→CO2(g)+ 2H2O(l) ∆H= −890.4 KJ/mol

Q: From the table of the standard entropy values, calculate the standard entropy changes for the…

A: Temperature = 25°c = 298 K S°H2 = 131  J/K.mol S°Cl2 = 223 J/K.mol S°HCl = 187 J/K.mol

Q: what mass of methane, ch4(g) in kg must be burned to liberates 2.80×10^7 kj of heat if the heat of…

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Q: a. Draw and label a ternary phase diagram consistent with the above data. b. Draw and label a…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub parts for…

Q: A 1.0 L flask is filled with NO and O2 initially, and, after the reaction establishes equilibrium,…

A: The reaction for NO and O2 is given as:   All the reactants and products in this reaction are in…

Q: O2 (A) is diffusing through Carbon Monoxide (B) under steady-state conditions, with carbon monoxide…

A: Given thatPT =105  Nm2PA1 =13 x 103  Nm2PA2 =6500  Nm2T =0 C =273.15 kDAB  =1.85 x 10-5  m2sz =0.002…

Q: The combustion of 2.229 g2.229 g of propanol (C3H7OH)(C3H7OH) increases the temperature of a bomb…

A: Given that mass of propanol = 2.229 h Initial temperature of bomb calorimeter Ti =298 K Final…

Q: HW 4.2 What is AU of 1 mole of O2(g) when it is heated from 298 K to 500 K, if the volume of gas is…

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Q: THERMODYNAMICS: The combustion of 1.00 mol of glucose (C6H1206) liberates 2820 kJ of heat. If 1.4 g…

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Q: (a) LPG (liquefied petroleum gas) is commonly used in households. It contains 95% propane (C3H8) and…

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Q: Two streams with densities of around 900 kg/(m ^3) each are blended in a stirred-tank process with a…

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Q: Ammonia gas (NH3) is formed from the synthesis of hydrogen and nitrogen. How many grams of ammonia…

A: The volume of hydrogen gas at STP=13.7L To Calculate the amount of ammonia gas that can be formed.

Q: Q2: A stream of liquid water at a rate of N lit/s with a stream of methanol and ethanol mixture…

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Q: What mass (in g) of NO2 (MM = 46.01 g/mol) is produced if 0.215 mol NH3 react with 0.275 mol O2?…

A: Molecular mass of NO2 = 46.01 g/mol Moles of NH3 = 0.215 mol Moles of O2 = 0.275 mol Reaction :…

Q: QUESTION 1 Calculate the standard "enthalpy" heat of reaction for the following reaction at 25°C…

A: 3Feo + 2Al= Al2O3 +3Fe Enthalpy of Feo at 298 oC (H1)= -264.84 KJ/kg Enthalpy of Al2O3 at 298 oC…

Q: (a) What is the effect of the following on the volume of 1 mol of an ideal gas? (i) The temperature…

A: a)

Q: Mount fuji has a pressure of 0.228 bar. The standard molar enthalpy of melting

A: Hello!! Thank you for asking the question. You have asked 2 full  questions The first question is…

Q: Calculate the mass of N2 that is dissolved in the water inside a 205 L home aquarium at 306 K?…

A: Given data: Volume of water = 205 L Temperature = 306 K Atmospheric pressure =1 bar Henry’s law…

Q: AH of vaporization of water is 418.2 cal/g at the normal boing point. Since virus can survive at…

A: Enthalpy of vaporization of water at its normal boiling point, ΔH = 418.2 cal/g Required water…

Q: N2(g) + C₂H2(g) → 2HCN (g) Determine heat of reaction from heats of formation, use heats of…

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Q: Adenosine triphosphate (ATP) is a compound that provides energy for biomechanical reactions in the…

A: When the equilibrium constant k is greater than 1, it means ∆G will be negative. When the…

Q: THERMODYNAMICS: The combustion of 1.00 mol of glucose (C6H1206) liberates 2820 kJ of heat. If 1.83 g…

A: Given:  mass of glucose burned, mg = 1.83 g   mass of water in calorimeter, mw = 723 g  initial…

Q: 2. Gallium (Ga) is a metal that is solid at room temperature (25 °C, 298 K), but can melt in the…

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Q: 2. Find the boiling pressure of acetone (mmHg) at 45 °C using: (b) AHeap from Problem 1 (you may…

A: Given that, Temperature T = 45oC = 318 K Enthalpy of vaporization ∆Hvap = 32.4 kJ = 32.4×103 J It is…

Q: The vapor pressures of ethanol (C,H,OH) and 1-propanol (C,H,OH) at 35 °C are 100. mmHg and 37.6…

A: Let,Component 1 is ethanol and component 2 is propanol.As per Raoults law.Here P is the total…

Q: Select the correctly balanced overall reaction resulting from the following half reactions (under…

A: Given reaction :NO +2H2O →NO3- +4H+ + 3e- NO3-    +3H+ +2e-→HNO2  +H2O         according to bartleby…

Q: 5.) The standard entropy change for the raction shown below at 298K is -266 J/mol·K. Calculate the…

A: Given:  Entropy Change for a Reaction = -266 J/mol K  Entropy of O2 = SO2 = 205 J/mol K  Entropy of…

Q: 4.131. Compute the heat of reaction at 600 K for the following reaction: S(l) + O2(g) SO2(g)

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Q: Using the following data of heats of combustion in cal/g mole, calculate the following: (a) Heat of…

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Q: 4B.9(a) When benzene freezes at 5.5°C its density changes from 0.879 g cm-3 to 0.891 gcm-3. Its…

A: Given, Enthalpy of fusion = 10.59 kJ/mole

Q: KC103 (s) → KC1O, (s) + KCI (s)

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Q: The combustion of ammonia in the presence of excess oxygen yields NO2 and H2O: 4 NO2 (g) + 6 H2O (g)…

A: Given: The reaction of the combustion of ammonia in the presence of excess oxygen to yield NO2 and…

Q: Estimate the freezing point (solidification temperature) of benzene at a pressure of 115 bar given…

A: Given data: Pressure = 115 bar Enthalpy of fusion = 9.94 kJ/mol Density of liquid benzene = 876…

Q: One half-cell in a voltaic cell is constructed from a copper wire electrode in a 4.4 × 10¬³ M…

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Q: 2. A 100-L constant-volume reactor is evacuated and then filled with 1 mole of dinitrogen tetraoxide…

A: Given that- Volume, V= 100 L Temperature, T= 298 K Moles of N2O4= 1 mol The decomposition of the…

Q: Calculate the change in the molar Gibbs energy of oxygen gas when its pressure is increased…

A: Given that isothermally P1  =50 KPaP1  =100 KPaT =500 K

Q: 2. Using the information below F2 (3) Se) F(ag) Substance S(ag) 2 AG, 0.0 kJ 0.0 kJ -278.79 kJ +85.8…

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Q: A 0.5 m3 tank will be used to store CO2 at 20 °C. Using the peng-robinson equation answer the…

A: Given that, The volume of the tank V = 0.5 m3 Temperature T = 20oC = 293.15 K Properties of CO2:…

Q: 100 mol/min NH3 and 200 mol/min O2 at 25°C are fed into the continuous reactor continue, know that…

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Q: 1. A Cu-Ni alloy of composition 70 wt% Ni - 30 wt% Cu is slowly heated from a temperature of 1300°C.…

A: A Cu-Ni alloy is given with composition,Ni-70% and Cu-30%.This alloy is slowly heated from…

Q: Q4- A gas stream (0.1 CO, 0.3 CO2, 0.4 N2, 0.2 NO), the gas stream at 1200 K. Determine the absolute…

A: Givenat 1200 K,HCO2=44488 kJ/kmolHCO=29136 kJ/kmolHN2=28118 kJ/kmolHNO=29136 kJ/kmolHO2=29775…

Introduction and Basic Calculations in Multiphase Systems

Chemical calculations involve material and energy balance calculations which enable engineers to calculate material and energy requirements in various chemical processes. In addition to this, chemical calculations help to study the behavior and properties of gases, liquids, and their mixtures.