During which of the following processes does the entropy of the system decrease?   A. Calcium carbonate dissolves from stalactites form in a cave.   B. Ice melts in a freezer.   C. All of these decrease entropy of the system.   D. Water vapor condenses on a cool surface.   E. Helium gas escapes from a hole in a balloon.

Q: Which of the following variables is not a state function?   a. Entropy   b. Heat   c. Volume…

A: Those thermodynamic property which depends on initial and final state of system not on the path…

Q: Predict whether the entropy change is positive or negative for each of the following descriptions.…

A:

Q: Which one of the following processes would produce a decrease in the entropy of the system? a.…

A: We have given that  Which one of the following processes would produce a decrease in the entropy of…

Q: Which of the following processes will lead to an increase in the entropy of the system? (Circle all…

A: Entropy is a measurement of randomness or disorderedness in a system. Entropy of a state of a…

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: 1. What do you call that process from the second law of thermodynamics that says “free energy is…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: The third law of thermodynamics is defined as     a. the combined mass and energy of the universe…

A: -> at absolute (0K) temperature all the modes of motion stops (no vibration , no translation and…

Q: A reaction has a negative entropy and enthalpy change. The reaction will be: a. spontaneous at low…

A: given,  Entropy change ∆S = -ve Enthalpy Change , ∆H = -ve

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

A:

Q: What would cause entropy to decrease in a reaction? A. The products gaining more mobility than the…

A: The entropy of the system decreased if the system becomes more ordered. in this reaction, the…

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: Rank from lowest to highest entropy. A. 1 mol of CCl4 gas at 273 K and 40 L. B. 1/2 mol of liquid…

A: We need to Rank from lowest to highest entropy.   A. 1 mol of CCl4 gas at 273 K and 40 L. B. 1/2 mol…

Q: 4. The second law of thermodynamics states that A. the total energy change of the universe is always…

A: 4. The second law of thermodynamics states that:

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

A: Answer of the given question is shown below:

Q: For each of the processes, determine whether the entropy of the system is increasing or decreasing.…

A: Here are some points to easily identify the direction of change in entropy of physical…

Q: Match the terms with the appropriate definition E. v Entropy A. absorb energy/heat B. energy…

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

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:

Q: predict whether each of the following processes increases or decreases entropy and explain your…

A: Entropy is measure of randomness or disorder of system. (a) burning a log in a fireplace  It will…