Two different gases occupy the two bulbs shown here.Consider the process that occurs when the stopcock isopened, assuming the gases behave ideally. (a) Draw thefinal (equilibrium) state. (b) Predict the signs of ΔH andΔS for the process. (c) Is the process that occurs when thestopcock is opened a reversible one? (d) How does the processaffect the entropy of the surroundings?

Q: The normal boiling point of Br2(l) is 58.8 ∘C, and it'smolar enthalpy of vapor Calculate the value…

A: The molar enthalpy of vaporization is 29.6 kJ/mol Temperature = 58.8 + 273 = 331.8 K

Q: A reaction has been determined to be AHrxn > 0, ASrxn <0. Select all the correct answers associated…

A:

Q: 45.0 g of liquid benzene, C6H6, is isothermally vaporized at 80.1°C, its boiling point, and a…

A: Here we have 45.0 g of liquid benzene, which is isothermally vaporized at 80.1°C, its boiling point,…

Q: Nickel metal reacts with carbon monoxide to form tetra-carbonyl nickel, Ni(CO)4:This reaction is…

A: Given that :

Q: What is the ΔS of 5 moles CO2 (g) heated at constant volume from 100 °C to 400 °C? The Cp,m of CO2…

A:

Q: 3. What is the change in entropy for the process where the energy is initially associated with…

A: Step 1: Step 2: Step 3: Step 4:

Q: 6. A reaction has a AH° of -29 kJ and AS° is -60. J/K. Calculate the temperatu from spontaneous to…

A: Spontaneous reactions are those reactions which proceed on their own without any external force.…

Q: Does someone know the standard entropy values in J/K for H2(g), F2(g) and HF(g)?

A: The standard entropy values of hydrogen and fluorine gases are 130.6 J/Kmol and 202.8 J/Kmol…

Q: 8. Consider the reaction at 25°c 4 Cuo (s) → 2 Cu20 (s) O2 (g) + Calculate AS' for the reaction.…

A: Given :

Q: Determine wether HgO(s) spontaneously decomposes into Hg(l) and O2(g) at 120 degrees Celsius.

A:

Q: 2. Calculate the temperature in which the following reactions become spontaneous. b) Reaction B: AH…

A:

Q: For aluminum, Al, the heat of vaporization at its normal boiling point of 2467 °C is 284.1 kJ/mol.…

A: For normal boiling point , trouton give a rule,  heat of vaporisation is numerically equal to 10.6…

Q: Which substance has the higher entropy?(a) dry ice (solid CO2) at -78°C or CO2(g) at 0 °C(b) liquid…

A: Entropy is defined as the degree of randomness or disorderliness of the System.   if the molecules…

Q: 6. 2NaHCO, Is→ Na,CO, y, + H,0 ,+ CO,

A: To calculate the entropy for the reaction you need to take values from the standard Entropy values…

Q: 3.) For each process, determine the sign of AS for the system: (a) decomposition of CaCO3(s) to give…

A: To solve this problem we have to determine the sign of ∆S  for the given system .

Q: What do you expect for the sign of ∆S in a chemical reaction in which 2 mol of gaseous reactants are…

A: Entropy is the measure of the randomness in the molecules or atoms. The entropy of gases is more…

Q: (a) 2H2O2(1) 2H20(1) + O2(g) (b) HCI(g) + NAOH(s) NaCI(s) + H2O(1)

A:

Q: (a) Predict the sign of AS with explanation for each process. (i) H2O (g)→H2O (1) (ii) Solid carbon…

A: Entropy represent degree of randomness or measurement of randomness. It is an extensive properties…

Q: 5) Consider the reaction CaCO:(s) → Ca0(s) + CO:(g) Calculate free energy change, AG° (in kJ), at 25…

A: The Gibbs free energy for a reaction is given by the expression:

Q: (a) Is an endothermic reaction more likely to be sponta-neous at higher temperatures or lower…

A: Since you have posted multiple questions, we will solve only one question for you. If you any…

Q: 38. Based on the AHand AS values for a given chemical reaction, it is possible to predict whether…

A: We know according to Thermodynamics ∆G = ∆H -T∆S  For a reaction to be spontaneous ∆G must be -ve .

Q: A small dish containing 530 g of water isplaced outside for the birds. During the night the outside…

A: A small dish containing 510 g of water is placed outside for the bird. Surroundings absorb the heat…

Q: 6. Photosynthesis can be represented by the equation 6CO:(g) + 6H,O(1I) = CH1,O6(s) + 60;(g) a)…

A: Entropy is the degree to measure the randomness of an element. The change in entropy of a reaction…

Q: Derive an expression for ΔS for an isothermal pressure change of an ideal gas. Then, calculate ΔS…

A:

Q: At -8.15 °C the pressure equilibrium constant K, =3.8 for a certain reaction. Here are some facts…

A: We could have used the Van't Hoff isotherm equation to predict the Kp of the reaction at different…

Q: 9) Consider the following reaction FeO(s) + CO(g) → CO:(g) + Fe(s) AH = -11.0 kJ; AS = -17.4 J/K a)…

A:

Q: A 100.0-g Al metal cube at 95.0o C is added to 250.0 g of water at 22.0o C in a coffee-cup…

A: Given : Mass of Al metal = 100.0 g Initial temperature of metal = 95.0 oC Initial temperature of…

Q: Predict the sign of ΔSₛᵧₛ for each process:(a) Alcohol evap-orates. (b) A solid explosive converts…

A: Entropy is a measure of a degree of randomness or a degree of disorder of molecules in a system.

Q: 2. Write the balanced chemical equation for the combustion of benzene, C6H60, to give carbon dioxide…

A:

Q: If the AH = 287 kJ/mol and AS = 57 J/K mol for a nonspontaneous reaction, at what temperature does…

A: Thermodynamics is branch of chemistry in which we deal with amount of heat evolved or absorbed by…

Q: A certain reaction has Ho = -66.40 kJ and So = 0.00 J/K.

A: To solve these problems we use some basics concept of thermodynamics.

Q: Predict the sign of DG for an exothermic reaction with an increase in entropy. O positive O negative…

A: Given data:Exothermic reaction Increase in entropyPredict the sign of :The spontaneity of a reaction…

Q: Predict which substance has greater molar entropy. Explain.

A: (a).If the complexity of the molecule increases, them there is an increase in the entropy.In the…

Q: When 6.78 g of solid ammonium nitrate dissolves in 50.0 g of water at 18.9oC, the temperature of the…

A: Given:Specific heat of water = 4.18 J/g. oCMass of ring = 50 gMass of ammonium nitrate = 6.78…

Q: Which process(es) listed below occur with an increase in entropy? (i) Water in the ocean warms up…

A: Entropy is a measure of the randomness of the molecules of a substance. For a spontaneous reaction…