Why is free energy “free”? >

Q: Use the equation for free energy change and the equation that links standard free energy change to a…

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Q: Which one of the following processes produces a decrease in the entropy of the system? melting solid…

A: The solid substances have the minimum disorder, hence the entropy of the solid is minimum. The…

Q: Spontaneous processes are reversible. O True O False

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

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Q: Using the Second Law to predict spontaneous change Read the descriptions of physical or chemical…

A: The given problem is based on the spontaneity of physical or chemical change.

Q: istinguish between spontaneous and reversible process

A: There are certain processes which helps to study about the reaction completion, whether the reaction…

Q: A chemical engineer is studying the two reactions shown in the table below. In each case, she fills…

A: ∆G or ∆S can be calculated using formula :  ∆G = ∆H - T∆S  Where , T = Temperature in Kelvin.…

Q: Dichotomize between thermodynamics and thermochemistry.

A: We have to  discuss the dichotomize between thermodynamics and thermochemistry.

Q: xothermic change and an increase in entropy.

A: Spontaneous process is the process which takes place its own.  Criteria for Spontaneous is depend on…

Q: In which is there a positive entropy change? A. Magnesium combusts in air to form Magnesium oxide B.…

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Q: It refers to how a circumstance can occur without the help of any external factors? a. Enthalpy O b.…

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Q: Select the reaction where work, w, is negative. O a. N₂(g) + 3H2(g)- 2NH3(g) O b. 2H₂(g) +…

A: Work done is negative when work is performed by the system.

Q: The process of a cooked hamburger becoming raw is spontaneous. True or False?

A: There are two type of reaction occurs in chemistry: spontaneous and non spontaneous reaction.

Q: Which of the following is not a state function? a. density b. heat c. free energy d.  entropy…

A: State functions only depend initial and final state  and not depends on path Examples of state…

Q: Energy > The image below shows two confgurations of a system of 4 particles. Energy levels increase…

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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: The total energy available in a piece of bacon is referred to as A) Entropy B) Exothermic potential…

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Q: Dissolution of Ammonium Nitrate mass of water: 200 g initial temperature of water: 20°C final…

A: An Exothermic Process is one in which heat is released during the process. An Endothermic Process is…

Q: Beta O It is stable and does not undergo decay. QUESTION 15 Find the temperature (in K) below which…

A: [15.] ΔH = - 201.5 kJ/mol = - 201.5 × 103 J/mol ΔS = - 70.2 J/k.mol T = ?

Q: free energy

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Q: Entropy, AS, and Gibbs Free Energy, AG, are both State Functions like AH and therefore can be used…

A: The measurement of how random the system under consideration is called entropy. The higher the…

Q: If heat from the surroundings was absorbed by the system, and the products were more ordered than…

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Q: During which of the following processes does the entropy of the system decrease?   A. Calcium…

A: Entropy of any substance is basically the measure of disorder of the substance  And the disorder of…

Q: the entropy change of the universe

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Q: Which of the following is a correct statement about the third law of thermodynamics ? O The entropy…

A: Thermodynamics is the branch of science which deals woth the study of energy changes and their…

Q: Define Spontaneous and Nonspontaneous Processes?

A: Spontaneous Process:  The process which can take place by itself or by initiation independent of the…

Q: In the second step of the Carnot cycle, what is the change in internal energy? V 3. RT In- V2…

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Q: 1.) The enthalpy of formation of BaCl2(s) is -858.6 kJ/mol, which of the following st

A: Since you have posted multiple questions, the answer for first question is given below. Kindly…

Q: Energy > The image below shows two configurations of a system of 4 particles. Energy levels increase…

A: We know that  Entropy S = Kb ln W Where W is the no of arrangement or no of microstate possible .…

Q: Radioactive decay  I.Occurs in unstable isotopes II. is not spontaneous  III. releases energy

A: Answer of the given question is shown below:

Q: Explain the difference between macrostates and microstates?

A: Macrostates and microstates are two chemical concepts which is involved in thermodynamic system. The…

Q: What term refers to the directed energy change which results from a process? Group of answer choices…

A: The directed energy change which results from a process is referred as ________ .

Q: What is a Reversible Process?

A: It is the 2nd law of thermodynamics. The explaination of reversible process is given below-