Which of the following law of thermodynamics states that the total entropy of the universe is continually increasing?      B. Second law of thermodynamics C. Third law of thermodynamics D. None of these A. First law of thermodynamics

Q: A spontaneous reaction always involves an increase in

A: A spontaneous reaction is that reaction which can by it self without external source.

Q: Which of the following statements is true?         (A) The total energy and entropy of the universe…

A: Correct answer is (B) The total energy of the universe is constant, but the entropy is increasing.…

Q: Consider the reaction 2 NO2(g)  N2O4(g) . (a) Using Gf N2O4(g) = 97.79 kJ/mol and Gf NO2(g) = 51.3…

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Q: 47. What is always true for any spontaneous reaction?

A: A spontaneous reaction is a reaction that favors product formation under the conditions reaction is…

Q: If you place a teaspoon of sugar in the bottom of a glass of water, it will dissolve completely over…

A: Entropy is used to measure disorder and randomness in a system. It is generally associated with…

Q: Global warming refers to unusual increased of the Earth's temperature due to the greenhouse gases…

A: Ans.1 Entropy and global warming: Global warming impacts the thermodynamics of the climate system by…

Q: A pure gold ring and pure silver ring have a total mass of 14.9 g.We heat the two rings to 62.0°C…

A: Given, A pure gold ring and a pure silver ring have a total mass = 14.9 g Volume of water =15.0 mL…

Q: How does the entropy change when the following occur? Predict whether there is an increase or…

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Q: A chemical reaction is always spontaneous if it is accompanied by Oa. endothermic and increasing…

A: When reaction is endothermic then it's required energy from the external sources then it's converted…

Q: Predict how the entropy of the substance is affected in each of the processes. Ar(1) → Ar(g) entropy…

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Q: the reaction is negative at all temperatures. as zero entropy since elements should have zero…

A: Entropy is degree of randomness or disorderness. As we know,  order of Entropy is Solid <…

Q: Consider the reaction: CO2( g) + CCl4( g)<------>2 COCl2( g)Calculate ΔG for this reaction at…

A: The change in Gibbs free energy is calculated using the following expression.…

Q: The products have higher entropy than the reactants explain why H2O (s) —> H2O (l)

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Q: system AG and the entropy of the universeAS, universe and plot it on two graphs. Which one of the…

A: Applying concept of spontaneity of ∆G and ∆S.

Q: Among the three laws of thermodynamics, which is the most related to Le Chatelier’s principle?

A: According to the second law of thermodynamics, if a process is occurring spontaneously, it would…

Q: he second law of thermodynamics favors     A. processes that have zero entropy of the universe…

A: The given problem is based on the laws of thermodynamics.

Q: explain the laws of thermodynamics, including the first, the second, and the third law of…

A: Thermodynamics is the branch of science that deals with the heat and other forms of energy like…

Q: Read the descriptions of physical or chemical changes in the table below. Then decide whether the…

A: Spontaneous reaction : A reaction is called spontaneous, if the product formation occurs in a given…

Q: According to the second law of thermodynamics, the change in the entropy of the universe (detla S…

A: According to the second law of thermodynamics, The change in the entropy of the universe (detla S…

Q: Describe and explain entropy of this situation 1.Cleaning the whole living room before and after 2…

A: A question based on chemical thermodynamics that is to be accomplished.

Q: Consider the reaction 2 NO2(g)  N2O4(g) . (a) Using Gf N2O4(g) = 97.79 kJ/mol and Gf NO2(g) = 51.3…

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Q: Which of the following statements explains why systems naturally progress toward higher entropy? A)…

A: According to second law of thermodynamics, entropy of a system always increases due to natural…

Q: Consider this reaction at 25°C: 2H2S(g)+SO2(g)--->3S+2H2O Calculate the DGrxn when Ph2s=2.99 atm;…

A: From the given reaction: 2H2S(g)+SO2(g)→3S(s)+2H2O(g) Gibbs energy for the species are- DG°[S(s)] =…

Q: Consider the following reaction: 2 Al(s) + 6 HCl(g) 2 AlCl3(s) + 3 H2(g) H° = −150.4 kJ/mol For…

A: We are given the following reaction: 2 Al(s) + 6 HCl(g) ---------> 2 AlCl3(s) + 3 H2(g) ∆H° =…

Q: For each pair of items determine which has the higher entropy and explain why in a sentence. Item 1,…

A: Entropy is used to describe the disorder or randomness in a system. It is the amount of arrangements…

Q: The following processes were all discussed in Chapter 18, “Chemistry of the Environment.” Estimate…

A: Entropy, a calculation of the system's thermal energy per unit temperature, which is not available…

Q: I need help getting started. explain how free energy and equilibrium relate to chemical reactions

A: The solution is given below -

Q: How do organisms create order while not violating the laws of thermodynamics?     One of the…

A: Life forms show strong aggrement with first and third law of thermodynamics. They show slight…

Q: Why first law of thermodynamics are very interesting topic in chemistry (give 5 reasons) and how do…

A: First law of thermodynamics states that energy can neither be created no destroyed but can be…

Q: second law of thermodynamics

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Q: Read the descriptions of physical or chemical changes in the table below. Then decide whether the…

A: A table of questions based on spontaneity, which are to be accomplished.

Q: contrast the initial and final states of a system that has undergone a reaction producing more gas…

A: If a reaction on completion producing more gas molecules it's resultant entropy will increases. This…

Q: (d) What is the sign of the standard reaction ENTROPY? Does the entropy provide a favorable or…

A: The equilibrium reaction given is, =>

Q: "hich process is accompanied by an increase in entropy? elect one: O a. setting up a stack of…

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

Q: Calculate ΔS° for the following reactions, using standard entropy values

A: Calculate ΔS° for the following reactions, using standard entropy values  e) Pb(s) + 1/2 O₂(g)…

Q: An endothermic reaction that has a negative entropy change would be described as what?  Spontaneous…

A: Endothermic process is any process with an increase in enthalpy H (or internal energy U) of the…

Q: Entropy states that a system tends towards (There are two correct answers, pick both of them) a.…

A: Entropy is the measure of randomness.

Q: PCl5(g)  ® PCl3(g)  + Cl2(g)

A: The state at which rate of forword is equal to rate of backword reaction is called equilibrium state…

Q: What tends to naturally happen to the level of entropy in a system? A. become zero B decrease…

A: Entropy is the measurements of randomness.

Q: DEFINE ENTROPY TO THE BEST OF YOUR UNDERSTANDING USING DIAGRAMS AND SYMBOLS TO VISUALIZE THE CONCEPT

A: the term entropy related to thermodynamic property. it is a measurable physical property

Q: 45. If a chemical reaction has a positive change in entropy, AS, then: A) the reaction is…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: entropy increases (ΔS = +)

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Q: Spontaneous chemical reactions proceed until they hit equilibrium.  Once the reaction hits…

A: Spontaneous chemical reactions are reactions which takes place without the addition of external…

Q: Which of the following condition is TRUE about entropy?     -Negative entropy tells us that…

A: Entropy is a Greek word which means transformation. It is showed by S. Therefore, entropy may be…

Q: Write an essay. The second law of thermodynamics says that the entropy of the universe is constantly…

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Q: Fill in the blanks below, with A, B, C or D: A B D Structure is expected to have the highest molar…

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