Determine the change in entropy (ASsys), for the expansion of 0.600 mole of an ideal gas from 2.00 L to 3.00 L at constant temperature.

Q: Why is the standard entropy of a substance in the gas state greater than its standard entropy in the…

A: The intermolecular force between gas molecules is less than the intermolecular force between liquid…

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

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Q: AS ΔΗ- ΔΗ: ↑

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

Q: Calculate the molar entropy change of the gas that accompanies the bursting of a balloon if the…

A: Given information:  initial pressure is 2.55 atm external pressure is 0.97 atm

Q: The enthalpy of vaporization of methanol is 35.27 kJ moll at its normal boiling point of 64.1 °C.…

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

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

Q: Why does the entropy of a gas increase when it expands into a vacuum?

A: Entropy of a system is the measure of the randomness or dis-ordered ness of the system. The entropy…

Q: Define thermodynamically the entropy of a system

A: The second law of thermodynamics helps us to determine the direction in which energy can be…

Q: What is the third law of thermodynamics? How does the third law relate to the calorimetric entropy…

A: Thermodynamics relates to the heat, temperature, and energy of chemical reactions. It studies the…

Q: The Third Law of Thermodynamics states that the entropy of a perfect crystal at absolute zero (0 K)…

A: As per the third law of thermodynamics, the entropy of a perfect crystal at absolute zero (0K) is 0.…

Q: place the following in order of decreasing molar entropy at 298 K - NO,CO,SO

A: Place the following in order of decreasing molar entropy at 298 K - NO,CO,SO

Q: Determine the change in entropy for 1.0 mole of an ideal gas originally confined to one- half of a…

A: At constant temperature, change in entropy is calculated using formula :

Q: Calculate the molar entropy of ammonia liquid at the normal boiling point. The enthalpy of…

A: The normal boiling of ammonia liquid is -33.34◦ C

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: 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: What is the molar entropy of a pure crystal at 0 K? What is the significance of the answer to this…

A: The third law of thermodynamics states that entropy of a pure crystal at a temperature of zero…

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: The Third Law of Thermodynamics: The entropy of a perfect crystal at zero Kelvin is zero.  True…

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