Two moles of helium and three moles of argon are mixed at the same pressure and temperature. a)  What is the change in molar entropy? b)  The addition of which of the following to the gas mixture would result in the largest change in molar entropy?                   i)  one mole of helium           ii)  one mole of argon                   iii)  one mole of neon            iv) one mole of He, Ar, or Ne

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: Entropy always increases as

A: Entropy always increases as ?

Q: A box contains a helium gas with 15 helium atoms. Initially, 12 helium atoms are in the right…

A:

Q: Which of the following is true about the total entropy of the universe? A) It is always increasing…

A: Which of the statement is true about total entropy of the universe ?

Q: Will the entropy for each of the following be positive or negative?…

A: Entropy increases with increase in the disorder or randomness of the system. it is represented by…

Q: You add some of the white crystals to a small test tube filled with water. The water in the test…

A: Given : Initial temperature = 250C = 298 K Final temperature = 150C = 288K

Q: Which statement is generally true about the standard molar entropy? It is greater for a a solid than…

A: Entropy, is the measure of randomness of molecules . Since , gas molecules are more random so they…

Q: Consider entropy and its role in determining if chemical and physcial processes are spontaneous.  a)…

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

Q: Does entropy increase when temperature decreases ? Can you explain why these are correct with this…

A:

Q: What is the type of entropy change for 6CO2(g) + 6H2O(g) —> C6H12O6(g) + 6O2(g)? Provide…

A: Answer  In this given reaction 6CO2(g) + 6H2O(g)…

Q: The rusting of iron is spontaneous and is accompanied by a decrease in the entropy of the system…

A:

Q: Which of the following involve an increase in the entropy of the system? Briefly explain how a.…

A: Generally, entropy is defined as a measure of randomness or disorder of a system.The greater…

Q: which of the following is not accompanied by an increase in the entropy of the system? A. Boiling…

A: For any thermodynamic feasible process, increase in entropy should happen.

Q: temperature

A: Dear student I have given answer to your question in the image format

Q: Polymer -->  Product and you determine that at a given temperature the reaction is spontaneous and…

A:

Q: A curious blacksmith forge 1 kg of iron then dropped it into an insulated container that contains 50…

A: Specific heat capacity is the amount of heat needed to raise the temperature of a substance by 1…

Q: Which action will increase the entropy of 1 mole of atomic oxygen? Cooling the gas Converting it to…

A: Answer

Q: What is the strategy of entropy?

A: The concept of entropy was coined by Rudolf Clausius. It is a measure of thermal heat energy per…

Q: 9. For any substance, the only case entropy has a zero value, when *

A: The third law of thermodynamics :  The law states that the entropy of a purely and perfectly crystal…

Q: Fill in the blanks below, with A, B, C or D: Structure is expected to have the highest molar entropy…

A: Entropy is determined by the randomness of a system. If bond rotation is restricted in a structure,…

Q: A mole of N2 is allowed to expand from 0.5L to 10L at constant Temerature . calcuate its Entropy ?

A: The simplest practical reversible method to be used to compute the entropy is isothermal pathway if…

Q: Place the following substances in order of decreasing standard molar entropy, S°: carbon monoxide…

A: The measure of randomness or disorder of the molecules is called as molar entropy. It is a state…

Q: what is the change in entropy of the reaction NH4Cl(s) = NH3(g) + HCl(g) wherein the equal sign…

A: The reaction given is, => NH4Cl (s) → NH3 (g) + HCl (g)

Q: A certain liquid substance boils at 53.3 °C (at 1 atm) and has a standard enthalpy of vaporization…

A: The boiling point of the given substance is = 53.3oC = 53.3oC+273.15 = 326.45 K The standard…

Q: Which of the following has the greatest molar entropy? All have the same O F2 () O F2 (s) O F2 (s)

A: Entropy: Entropy can be defined as the measurement of randomness or disorderness in the…

Q: Rank the following substances in order of decreasing standard molar entropy (S°). Rank the gases…

A: Molar entropy: The standard Molar entropy of a substance is the entropy content of one mole of a…

Q: How do you calculate entropy for this problem below?

A: Here, we have to calculate the value of Standard entropy for the given reaction.

Q: Describe the spontaneity and solve entropy of the processes. Sublimation of naphthalene balls as…

A:

Q: Entropy, denoted by the symbol S, is the thermodynamic property describing the amount of molecular…

A: From given datas Initially from the given options related to third law of thermodynamics is given…

Q: Which statement concerning entropy is true? (A) The more microstates a system has, the higher the…

A: Entropy of a system can also be defined as the measure of disorder of system.

Q: Given that the enthalpy of reaction for a system at 298 K is -292kJ/mol and the entropy for that…

A: Gibbs free energy is related to enthalpy change and change in entropy at constant temperature as,…

Q: Two moles of helium and three moles of argon are mixed at the same pressure and temperature. a)…

A: When two or more substances are mixed under normal conditions of temperature and pressure there is a…

Q: Question attached

A: Given , mass of ice =100g  100 g H2O(s) at 0°C →∆S10  H2O (l) at 0 °C →∆S20 H2O (l) at 100°C →∆S30…

Q: What is the molar entropy for the series of compound? a) 36.0 g H2O (l) b) 17.0 g NH3 (g) c) 60.0…

A: When one substance reacts with another to produce one or more products, this is called a chemical…

Q: a) The third law of thermodynamics relates the entropy (randomness) of matter to its absolute…

A: Entropy of a system increases with increase of temperature. At absolute zero entropy is minimum.

Q: Arrange these compounds in order of increasing standard molar entropy at 25°C: C3H8(g), C2H4(g),…

A:

Q: You are observing a reaction and discover that the reaction vessel is warm to the touch.  The…

A: Interpretation: We have to tell whether the reaction is spontaneous or not.

Q: Is the entropy of a bag of popcorn greater than, less than, or equal to the entropy ofthe kernels of…

A:

Q: Explain in molecular terms why the entropy of a gas increases (a) with volume, (b) with temperature.

A: (a) The dispersion of energy and matter in the system indicates the entropy. By increasing volume…

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: Fill in the blanks below, with A, B, C or D: A B E Structure c is expected to have the highest molar…

A:

Q: Explain why water spontaneously freezes to form ice below 0 °C even though the entropy of the water…

A: Entropy is the randomness or disorder. As the disorder increases the entropy increases, while the…

Q: Place the following species in order of decreasing molar entropy at 55°C. Assume that they are all…

A: We know that, entropy is a measure of randomness or disorder in a system. The entropy of a mole of…

Q: Compare what will happen to the entropy of the whole system in the following two scenarios: A) if…

A: Oil is a substance made up of long hydrocarbon chain. That's why it is not soluble in water or do…

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

A: For any spontaneous process process, the value of ΔG < 0 And since ΔG = ΔH - T ΔS

Q: Which one of the following would have the largest molar entropy?

A: Molar entropy is the randomness or disorderedness of 1 mole of a substance. The molar entropy of…

Q: Fill in the blanks below, with A, B, C or D: A B D Structure is expected to have the highest molar…

A: