Identify whether the statement is true or false. All exothermic phase changes have a negative value for ASsys. Choose... + Liquids possess a higher number of true microstates than solids. ASsys > 0 for a process to be Choose... + spontaneous. A salt dissolving in water is associated with an decrease in Choose... + entropy. Please answer all parts of the question.

Q: A reversible process is one that: I. It is spontaneous in both directions. ii. It happens without…

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Q: If a reaction occurs very slowly and is endothermic then it cannot be spontaneous. True or false?

A: Spontanious reaction means the ability of the reaction to procede to right right i.e. towards the…

Q: Does the law of conservation of energy relate to energy exchanges between a thermodynamic system and…

A: For an isolated system, its total energy remains constant. The energy of system will change if it…

Q: Which of the following statements best describes the entropy of water that freezes in a beaker? a.…

A: The correct option is:

Q: the Laws of Thermodynamics, then explain in detail which law Entropy and Enthalpy would apply to.…

A: Thermodynamics is study of flow of heat. It consists of three laws which are as follows: 1st law of…

Q: 1. State the definitions of first and second law of thermodynamics with correct equations.

A: First law of thermodynamics = The first law of thermodynamics, also known as the law of conservation…

Q: How can a system or chemical reaction have a negative entropy change and be spontaneous?

A: Chemical reaction:

Q: Suppose the changes in state are reversible processes. Can you conclude anything about the work done…

A: Given: A system goes from state 1 to state 2 and back to state 1. The changes in state are…

Q: How does the third law of thermodynamics allow absolute entropies of substances to be determined? A)…

A: The Third law of thermodynamics states that  " a substance which is perfectly crystalline at…

Q: 4. During the process of freezing, what do you know about changes in the temperature and entropy of…

A: Given statement is :  During the process of freezing, what do you know about changes in the…

Q: Is it possible for an ice to have a higher entropy than water? Why?

A: Entropy is the measure of the randomness of the system. The more disordered the system more will be…

Q: All things trend toward disorder. When cups of hot milk are left on the table for a long period of…

A: Suniv > 0, where Suniv is the change in the universe's entropy. Entropy is a measure of a…

Q: Why can endothermic reactions be spontaneous?

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Q: What conditions are necessary in order for a reaction with a negative change in entropy (Delta S…

A: delta G =delta H - T delta S  For  a reaction ,  1) if a reaction is exothermic (delta H is…

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: Neither the change in enthalpy nor the change in entropy is, by itself, sufficient to determine…

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Q: Give an example of a spontaneous process in which a system becomes less ordered and energy becomes…

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Q: How does the picture become chemical thermodynamics? It is reversible? What are the type of…

A: Chemical thermodynamics is the branch of science deals with the study that relates the heat, energy,…

Q: ll things trend toward disorder. When cups of hot milk are left on the table for long period of time…

A: Statement for 2nd law of Thermodynamics: First law of thermodynamics does not tell that heat energy…

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

A: Spontaneity of the reaction can be decided on the basis of the value of Gibbs free energy change…

Q: Does the entropy of the surroundings increase for spontaneous processes?

A: The entropy is a measure of randomness of a system. In a spontaneous process, the entropy of the…

Q: Laws

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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: A chemical reaction is spontaneous

A: A spontaneous reaction occurs when favorable conditions allow for the production of products,…

Q: 13. The enthalpy change, AH, of a process is defined as: The quantity of heat transferred in or out…

A: Answer:- When heat is exchanged between system and surrounding at constant volume it is called…