Why is free energy “free”? >

Q: 12. A glass of ice water is placed on a table on a hot afternoon. Condensation forms on the outside…

A: When an ice cold glass is come out and kept it on the surrounding, on the surface of the glass water…

Q: The graph represents the energy change of a chemical reaction. Which must be true about the entropy…

A: Given, the energy profile diagram: We have to find the correct statement about the entropy of the…

Q: Briefly distinguish between Entropy and Energy

A: Thermodynamic is the branch of chemistry that mainly deals with the heat transfer between system and…

Q: actual change in free energy

A: As you have mentioned, in both parts, one of the three questions has to be packed and solved. That's…

Q: State the physical significance of entropy.   Note: Please briefly explain. Thank you.

A: Entropy measure randomness or disorderness of molecules. Solid to gases randomness increase entropy…

Q: State the third law of thermodynamics?

A: Third law of thermodynamics tells that the entropy or the randomness of the substance becomes stop…

Q: Define entropy and state the second law of thermodynamics?

A: Entropy is a thermodynamic property which shows the inaccessibility of a system's thermal energy. It…

Q: State the First Law of Thermodynamics. Cite at least oneexample that applies to the First Law of…

A: The first law of thermodynamics: If the amount of heat provided to a system is proficient of doing…

Q: What is a spontaneous process?

A: Spontaneous process is a irreversible process

Q: 5. Define the First Law of Thermodynamics.

A: Define the first law of thermodynamics- The first law of thermodynamics is simply the law of…

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: Calculate the standard entropy change for the reaction at 25 °C. Standard molar entropy values can…

A: For the reaction: HCl(g) + NaOH(s)--> NaCl(s) + H2O(l) ∆Srxn =? J/(K · mol) The values are:…

Q: Which distribution of six particles into three interconnected boxes has the highest entropy? a) b)…

A: Entropy: It is the thermodynamic parameter that is used to measure the randomness that exists in a…

Q: When the environment is contaminated by a toxic or potentially toxic substance the substance tends…

A: It is stated by second law of thermodynamics, that entropy of universe gets increased in a…

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: How will you explain of entropy of heating a substance from 25° C to 50°C?

A: Entropy is the measure of degree of randomness.

Q: Change Is this change spontaneous? O Yes. A solid precipitates from a solution, releasing heat as it…

A:

Q: How does probability relate to spontaneity

A: A spontaneous chemical reaction proceed like a downhill. The spontaneity of a reaction can also be…

Q: what is entropy?

A: Entropy(S)- Entropy is a thermodynamic property. Entropy determines spontaneity of process.…

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: What mathematical expression corresponds to the second law of thermodynamics: Oa. AS= AQ/T Ob. AH=…

A: The second law of thermodynamics says that processes occur spontaneously if and only if by their…

Q: Which of the following is a correct statement about the second law of thermodynamics? O All…

A: To define: The second law of thermodynamics.

Q: d Silver nitrate is added to a solution of sodium chloride and a precipitate forms. spontaneous…

A: Here we have to predict whether the following given reactions are spontaneous or nonspontaneous…

Q: 5. Consider the combustion reaction of octane (C8H18, mol. wt. = 114.23 g/mol, density = 0.703…

A:

Q: What do standard states have to do with free-energy changes?

A: Standard state is like the reference state of the substance, the phase of the substance usually…

Q: entropy?

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

Q: When the environment is contaminated by a toxic or potentially toxic substance (for example, from a…

A: It is stated by second law of thermodynamics, that entropy of universe gets increased in a…

Q: Which of the following statements correctly describes the direction of heat transfer? O from high…

A: Heat is a form of energy also called heat energy or thermal energy.

Q: Which of the following definitions correlate to the term spontaneous change? O Possible…

A: Spontaneous process: A spontaneous process is a process which occurs without any external input to…

Q: Will entropy increase or decrease for each of the following processes? burning coal In burning of…

A: Entropy (S) :-  Entropy is a thermodynamic quantity which is a measure of randomness or disorderness…

Q: B. Entropy 5. Which of the following are A. Entropy and B. Entropy and

A:

Q: What is free energy?

A: The energy that is present in any system which can be used to do the useful work is known as free…

Q: 1. Describe the entropy of the bedroom below. A B 2. Imagine a football tightly filled with air and…

A: (1)  In badroom A ,all items are arranged in a synthetic order ( like bedsheet clothes, box ,…

Q: The change in free energy for a process occurring under standard conditions, such as 1 atm pressure…

A: Explained as follows

Q: Date Period ne Entropy and Gibbs Free Energy In each of the following, is there an increase or…

A: Entropy is defined as degree of randomness in a system.

Q: 1. A potential chemical reaction at 25.0 °C has a ΔHrxn of 147.5 kJ and a ΔSrxn of -386.9 J/K. What…

A: Given, Temperature, T = 25oC = (25 + 273.15) K = 298.15 K △Srxn = –386.9 J/K △Hrxn = 147.5 kJ =…

Q: Which law of thermodynamics best explains why dissolving ammonium nitrate in water is spontaneous…

A: The first law of thermodynamics describes that the energy of the universe remains constant and it…

Q: Laws

A:

Q: :The entropy of a reversible process is .A Sf = Si .B Sf>Si .C Sf < Si

A:

Q: Which of the following reactions are/is spontaneous? a) The melting of ice cubes at -5°C and 1 atm…

A: a. Melting of ice is non spontaneous at -5°C and 1 atm because it melts at 0°C and 1 atm. Below this…