Answered: Calculate the change in entropy of 1.0…

Calculate the change in entropy of 1.0 kg of lead when it cools from 500 °C to 100 °C. Take Cp,m = 26.44 J K− 1 mol −1. Change in entropy = _________ J/K. 3 sig. figures.

Chemistry & Chemical Reactivity

9th Edition

ISBN:9781133949640

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter18: Principles Of Chemical Reactivity: Entropy And Free Energy

Section18.3: Entropy: A Microscopic Understanding

Problem 2RC

See similar textbooks

Related questions

Q: Calculate the entropy of the following reaction using the data in the table. 4A +2B + 1C → 5D + 1E…

A: Entropy change can be determined using the equation given below: ∑∆S°products-∑∆S°reactants

Q: What is the molar change in entropy (in J/mol-K) associated with the melting of ice at 1 atm if the…

A: Entropy is the measurement of randomness .It can be calculated as below for different processs

Q: Calculate the standard reaction entropy of H2(g)+1202(g) → H2O (1) at 25°C. Given that Smø (H2O,/) =…

A: Answer:- This question is answered by using the simple concept of calculation of entropy cahnge for…

Q: Is change in Gibbs free energy for the melting of ice greater or less than zero? A>0 C.-0 D. It…

A: According to the second law of thermodynamics, the spontaneous nature of the reaction is determined…

Q: 12 The molar heat of combustion, A H;, of sucrose is -5643.4 kJ mol 1, If 0.250 moles of sucrose is…

A: Given : 12. ∆Hc° of sucrose = -5643.4 KJ mol-1 Moles of sucrose = 0.250 moles Temperature = 16°C…

Q: What is the value of change in entropy at standard state and 25 degrees Celsius that accompanies the…

A: Recall the given reaction C + CO2 → 2 CO So, change of enropy for this reaction is-…

Q: A salt has the form M2X3 where M is a metal cation and X is a nonmetal anion. If ΔG∘rxnΔGrxn∘ is…

A: ∆G=-RTlnKGiven,∆G=75.40 kJ/mol=75400 J/molT=25 °C=298 KR=8.314 J mol-1 K-1

Q: Calculate the standard entropy change for the formation of one mole methanol at 25 °C. 2 CO2(g)…

Q: What is the absolute entropy of chlorine gas at 300 K using Cp = 0.48 J/ g.K?

A: Given that : We have to calculate the absolute entropy of chlorine gas at the given conditions :…

Q: What is the entropy change (in J/K) of 85 g of steam at 100°C when it condenses to water at the same…

A: At phase transition, the entropy change is defined as the ratio of enthalpy change and temperature…

Q: (b) Calculate the increase in entropy when 1.00 mol of a monatomic perfect gas with Cp,m = (5/2)R is…

Q: Calculate the change in entropy associated with the Haber process to produce ammonia from nitrogen…

A: N2 (g)+3H2 (g)⇌2NH3(g) So(H2) = 130.6 J/mol K So(N2) = 191.50 J/mol K So(NH3) = 192.5 J/mol K

Q: two moles of an ideal gas X and two moles of an ideal gas Y, initially at the same temperature and…

A: As, ideal gas mixing at constant temperature and constant pressure has increased entropy, obtained…

Q: Which of the following is expected to have the highest standard molar entropy at 298.15 K? O C3H8…

Q: For water, ΔHfusion = 6.02 kJ/mol and ΔHvap = 40.65 kJ/mol. If 0.250 moles of water vaporizes at…

A: ∆Ssurrounding = - ∆Ssystem. ∆Ssurrounding = - ∆Hvaporization / Tboiling.

Q: At 10 K Cp,m(Hg(s)) = 4.64 J K−1 mol−1. Between 10 K and the melting point of Hg(s), 234.3 K, heat…

Q: Predict whether the entropy or disorderliness of the system where the following changes occur is…

A: Answer: Entropy of the system is measure of its disorderliness and as we know gases are more…

Q: The heat capacity at 1 atm. pressure of solid magnesium in the temperature range from 0°C to 560 °C,…

A: Since the units of T to be substituted in the Cp equation is not mentioned. Hence i'm assuming it to…

Q: Using the thermodynamic information in the ALEKS Data tab, calculate the standard reaction entropy…

A: Calculate change in entropy of the reaction---

Q: Using the thermodynamic information in the ALEKS Data tab, calculate the standard reaction entropy…

A: Calculate standard entropy change of the given reaction--

Q: Calculate the boiling point of carbon tetrachloride if the standard entropy and enthalpy of…

Q: Calculate the change in entropy when 15.9 grams of argon (Ar) undergo isothermal compression from…

Q: The heat capacity, Cp, of liquid carbon disulfide is a relatively constant 78 J/(mol K). However,…

A: Solution In this question we use Third Law of Thermodynamics it tells us that as T → 0 K, S → 0.…

Q: The heat of vaporization AH, of toluene (C,H,CH,) is 38.1 kJ/mol. Calculate the change in entropy as…

Q: 15.) Determine the change in entropy of the reaction: SO2 (g) + H2O2 (1) → H2SO4 (1). The standard…

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please…

Q: The heat capacity at 1 atm. pressure of solid magnesium in the temperature range from 0 oC to 560…

A: The increase of entropy per g. atom is to be calculated.

Q: If there are two chemical reactions: #1 with change in Gibbs free energy of -25 kJ/mol; and #2 with…

A: #2 since it has a higher change in Gibbs free energy.

Q: Calculate the change in entropy associated with the Haber process to produce ammonia from nitrogen…

A: Given,the reaction is. N2(g) + 3H2(g) <--------> 2NH3 We have to calculate change in entropy.

Q: Calculate the change in entropy that occurs in the system when 1.00 mole of isopropyl alcohol…

A: freezing point (T)=-89.5∘C=183.5Kno. of moles(n) =1.00 molesthe latent heat of fusion of isopropyl…

Q: A salt has the form M2X3 where M is a metal cation and X is a nonmetal anion. If ΔG∘rxnΔGrxn∘ is…

Q: 11. Consider the combustion of carbon monoxide. CO(g) + O2(g) → CO₂(g) a. Determine the value of the…

Q: The standard molar entropy of silver chloride (AgCl) is 96.2 J/(mol*K). What is the entropy of 1.78…

A: We have to calculate the entropy of given mass of Silver chloride.

Q: When the temperature is increased by 1K, which form is thermodynamically more stable?

A: Entropy is defined as the degree of randomness present in the molecules of any substance. It is a…

Q: Recall that for a monoatomic ideal gas, CV = (3/2)R. If an equal number of moles of any three ideal…

Q: 23. In a reaction, the change in entropy is given as 2.4 cal/K and the change in Gibbs free energy…

Q: When 10 J of energy is transferred reversibly and isothermally. Calculate the change in entropy at…

Q: What is the entropy (S) of a system with 6.4 x 1020 microstates?

A: The relation between entropy and number of microstates is given by Boltzmann's equation - S = KB ln…

Q: Which of the following statements must be true for the entropy of a pure solid to be zero? I. The…

A: Entropy, the measure of a system's thermal energy per unit temperature that is unavailable for doing…

Q: 1. The heat capacity at 1 atm. pressure of solid magnesium in the temperature range from 0 °C to 560…

A: The unit of temperature is not mentioned therefore i am using kelvin. Data given: T2 =800K, T1…

Q: What is the chemical significance of a positive Gibbs free energy change and what is the chemical…

A: The amount of energy available for doing some useful work is termed as free energy or Gibbs free…

Q: Calculate the change in entropy that occurs in the system when 47.2 g of isopropyl alcohol (C3H8O)…

A: Formula : ∆Sfreezing =∆HfreezingFreezing point temperature =-5.37×103 J(-89.5 +273.15)…

Q: Calculate the change of the entropy of the system in J/K for the following phase transition:…

A: Given data - Mass of methanol = 64.1 g Molar mass of methanol = 32.04 gmol-1 Enthalpy of…

Q: sample of a gas is in a reaction vessel under a certain set of conditions such that it possesses…

A: ANSWER : (a)We know a formula that entropy relates with the microstates : S = K*lnW Here : S =…

Q: Calculate the standard entropy of formation of liquid ethanol

A: Entropy is the randomness or disorder. entropy of formation of reaction is calculated by using the…

Q: By examining the following graphs, predict which element- copper or gold-has the higher absolute…

A: To predict which element Cu or Au has a higher absolute entropy at a temperature of 200 K.

Q: What is the entropy change

Q: Calculate the measurable change in entropy (for the system) when the state of 2.00 mol of diatomic…

A: Change in entropy of system : VfVi = Tf × PiTi × Pf = 408 × 1.50298 × 7.00 = 0.2934 Cv = Cp - R =…

Q: How much heat is removed from the condensation of water at 25°C? Given the standard entropy of the…

A: In this question we need to find out latent heat of vaporization. Let us solve this step by step.

Q: Suppose some cells are assembling a certain protein made of 79 amino acids. Calculate the minimum…

A: The given reaction is,

Question

Calculate the change in entropy of 1.0 kg of lead when it cools from 500 °C to 100 °C. Take Cp,m = 26.44 J K^{− 1} mol ⁻¹.

Change in entropy = _________ J/K. 3 sig. figures.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

The entropy change has to be calculated.

VIEW

Step 2

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

What is the sign of the standard Gibbs free-energy change at low temperatures and at high temperatures for the explosive decomposition of TNT? Use your knowledge of TNT and the chemical equation, particularly the phases, to answer this question. (Thermodynamic data for TNT are not in Appendix G.) 2C7H5N3O6(s) 3N2(g) + 5H2O() + 7C(s) + 7CO(g)
Consider planet Earth as a thermodynamic system. Is Earth thermodynamically or kinetically stable? Discuss your choice, providing as many arguments as you can tosupport it.
At 10 K Cp,m(Hg(s)) = 4.64 J K−1 mol−1. Between 10 K and the melting point of Hg(s), 234.3 K, heat capacity measurements indicate that the entropy increases by 57.74 J K−1 mol−1. The standard enthalpy of fusion of Hg(s) is 2322 J mol−1 at 234.3 K. Between the melting point and 298.0 K, heat capacity measurements indicate that the entropy increases by 6.85 J K−1 mol−1. Determine the Third-Law standard molar entropy of Hg(l) at 298 K.
The enthalpy of vaporization (deltaHvap) of water was experimentally determined to be 151.3 kJ for 3.72 mols of water at 100 degrees Celsius? Calculate the molar entropy of vaporaization (deltaSvap,m) of water.
The Heat Capacity of a solid is CP = 125.48 J K−1. What is the change in its entropy if it is heated from273 K to 373 K?
Recall that for a monoatomic ideal gas, CV = (3/2)Ra) If an equal number of moles of any three ideal gases are mixed, what is the change in entropy?b) One mole of a monoatomic ideal gas, in a sealed 20 L vessel, is heated from 298 K to 473 K and the pressure doubles. What is the change in entropy?
Two moles of liquid water at 25 ° C is placed in a freezer having a temperature of – 10 ° C. Calculate the change in entropy.Cp,m for liquid water = 75.3 J K-1 mol-1Cp,m for ice = 37.7 J K-1 mol-1For water, ΔΗfusion = 6.01 kJmol-1
Calculate the change in the standard entropy of the system, ΔS°, for the synthesis of ammonia from N2(g) and H2(g) at 298 K:N2(g) + 3 H2(g)----->2 NH3(g)
The standard molar entropy of liquid water at 273.15 K is 65 J K−1 mol−1, and that of ice at the same temperature is 43 J K−1 mol−1. Calculate the change in chemical potential of liquid water and of ice when the temperature is increased by 1 K from the normal melting point. Giving your reasons, explain which phase is thermodynamically the more stable at the new temperature.
The enthalpy of vaporization of benzene at 1 atm and its normal boiling point 353 K is 30.8 kJ/mol. What is the difference in entropy between gaseous and liquid benzene under these conditions?
A container with 53 g of a certain liquid (c = 4158 J/kg · °C, Lv=2204 kJ/kg) at 21 °C is heated up until all the liquid evaporates at 110°C. What is the change in entropy of the substance in J/K in this process?
The heat of fusion ΔHf of tetrahydrofuran C4H8O is 8.5 /kJmol. Calculate the change in entropy ΔS when 73.g of tetrahydrofuran freezes at −108.5°C. Be sure your answer contains a unit symbol. Round your answer to 2 significant digits.