Does the entropy of the system increase, decrease, or stay the same when the volume of a gas increases?

Q: Two different gases occupy the two bulbs shown here. Consider the process that occurs when the…

A: The enthalpy change, ∆Hmix value is 0 since at equilibrium enthalpy of mixing ideal gases is 0.

Q: Explain how the internal energy and entropy of a system composed of two levels vary with…

A: SOLUTION: Step 1: Consider a two-state system in which the lower state is assigned an energy equal…

Q: The entropy change ΔS for a phase transition equals ΔH/T, where ΔH is the enthalpy change. Why is it…

A:

Q: How Gibbs free energy is determined by the volume of the substance ?

A: To find: relation between Gibbs free energy and volume?

Q: If the entropy of the system increases during a reversible process, the entropy change of the…

A: The entropy change of the system depends upon the randomness. As the randomness of the system…

Q: The second law of thermodynamics states that, like energy, the entropy of the universe is constant.…

A: The second law states that there exist a useful state variable called entropy S .

Q: Describe Gibbs Free Energy?

A: The second law of thermodynamics is introduced to explain the spontaneity or feasibility of…

Q: 6. Enthalpy provides a quantitative measure of how much energy is spread out when something happens.…

A: Enthalpy is a state function which measures quantitatively the energy transferred after the reaction…

Q: AS ΔΗ- ΔΗ: ↑

A: Entropy is the term defined as irregularities of the atoms if the irregularities increase then the…

Q: Restate the first and second law of thermodynamics.

A: Thermodynamics is the branch of physical science that gives the relation between heat, energy,…

Q: A system contains 859 particles and has 4.43 x 1025 possible configurations. What is the entropy of…

A:

Q: What is the significance of entropy being a state function?

A:

Q: Which thermodynamic quantities are not a state function?

A: Both path and state functions are frequently faced in thermodynamics. A thermodynamic property whose…

Q: There is a natural tendency for the universe to have increased entropy.

A: Given statement is true or false ?

Q: Does the entropy of the system increase, decrease, or staythe same when (a) the temperature of the…

A: The maximum possible arrangements of a molecules or the randomness is called the entropy of the…

Q: If you put a drop of food coloring in water and watch the drop disperse, is entropy increasing or…

A: Entropy will increase. Entropy is nothing but the disorderness or randomness in the system.

Q: How does the entropy (S) of the system change when heating hydrogen gas from 60.0°C to 80.0°C?

A: Entropy is a measure or tendency in nature for systems to went towards a physical or chemical state…

Q: Does the entropy of the system increase, decrease, or stay the same when equal volumes of ethanol…

A: Entropy: Entropy measure the randomness of a system. It basically measure the amount of energy which…

Q: Create a system that shows the third law of thermodynamics and how it relates to the concept of…

A:

Q: According to the second law of thermodynamics, a system and its surroundings spontaneously tend…

A: according to second law of thermodynamics a system and its surroundings spontaneously tend toward…

Q: How is the third law of thermodynamics interpreted in a microscopic thermodynamic sense

A: According to the third law of thermodynamics, the entropy of a perfect crystal is zero at 0 K. It is…

Q: entropy?

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

Q: Determine the entropy change for the combustion of gaseous propane, C3Hg, under the standard…

A:

Q: In a spontaneous process, the entropy of the system always increases. True or False

A: The overall spontaneity of the reaction is determined by the Gibbs free energy change, (∆G) If the…

Q: During a certain reversible process, the surroundings undergo an entropy change, ∆Ssurr = -78…

A: As per the thermodynamic concept, the entropy of universe is the sum of entropy of system and…

Q: What is the change in entropy (positive, negative, or zero) for the system? Sugar crystals are…

A: When solid dissolved in water, the entropy increases; but considering sugar that is larger when…

Q: What is the application of standard Gibbs free-energy to processes and reactions What is its…

A: Thermodynamics is the branch of chemistry which deals with the study of heat and other forms of…

Q: Does the entropy of the system increase, decrease, or stay the same when (a) a solid melts?

A: Degree of randomness of the system is measured by the entropy. When there is increase in randomness…

Q: Does the entropy of the system increase, decrease, or stay the same when (a) the temperature of the…

A: The objective of the question is to reason whether the entropy of the system will increase, decrease…

Q: Under what circumstance can the entropy of a system decrease for a spontaneous process

A: The entropy tells the randomness present in the system due to its disorderness created in the system…

Q: Determine the entropy change for the combustion of gaseous propane, C3H8, under the standard…

A: Entropy refers to measure of disorder and randomness. For a reaction, standard entropy change of…

Q: If a process is exothermic, does the entropy of the surroundings (a) alwaysincrease, (b) always…

A: Entropy is a measure of randomness or disorder. Spontaneous changes always go from a more ordered…

Q: What happens to the entropy of an isolated system during an irreversible process?

A: For isolated system, there is no exchange of heat or energy between system and surrounding.  Hence,…

Q: How can we use Chemical Thermodynamics to explain different processes involving entropy?

A: Entropy : It is the measure of the total randomness  of the molecules or molecular disorder in a…

Q: 2.1. For the isothermal expansion of a gas into a vacuum, (a) Is this a spontaneous process? (b)…

A: a. During this constant temperature or isothermal, expansion into a vacuum, the gas does no work (w…

Q: A goldfish swims in a large bowl of water at 20 °c . Over a period of time, the fish transfers 120 J…

A: The change in entropy of the water can be determined as follows, dS = dQ/T

Q: For which of the processes does the entropy of the system increase?

A: The disorderness or randomness present in a molecule is termed as its entropy.

Q: Explain why changes in both enthalpy and entropy determine the spontaneity of a process.

A:

Q: According to the second law of thermodynamics for any spontaneous process, the entropy of the…

A: To find: For a spontaneous process, the entropy of the universe

Q: Is there any connection between second law and third law of thermodynamics? Explain by giving…

A: Second law of thermodynamics states that the entropy of an isolated system always increases and…

Q: Not all processes in which the system increases in entropy are spontaneous. How can this observation…

A: Second law of thermodynamics states that the entropy of an isolated system always increases but it…

Q: TRUE OR FALSE According to the second law of thermodynamics Entropy of the universe decreases in…

A: According to second law of thermodynamics entropy of universe always increases or remain constant…

Q: Calculate the change in entropy

A:

Q: a decrease in the entropy of the system?

A: