Which of the following processes are spontaneous a. cooling of a hot flat iron b. drop of ink dispersing in water c. straightening curly hair d. cold water warming to room temperature e. sorting names alphabetically f. black hair turning grey g. wind scattering leaves in a pile h. shoveling snow i. removin stain from a cloth j. sublimation of naphthalene at room temperature

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

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Q: 11. A process that gains or accepts energy as it takes place is a(n) a. exergonic process b.…

A: A reaction in which free energy is released is called an exergonic reaction. In this Gibbs free…

Q: Which one is NOT TRUE for Non-Spontaneous Reaction of metabolism? a. The system will have greater…

A: Change in entropy, ∆S > 0 for spontaneous processes.

Q: Which of the following is true? a. The greater the number of molecules in a system, the higher its…

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Q: Choose spontaneos or non spontaneous reactions/process ✓ A waterfall runs uphill ✓ Water freezes…

A: In thermodynamics, a spontaneous process is one that occurs naturally under certain conditions. It…

Q: 4. Entropy can be represented mathematically by magnitude a. AS = -1 b. AS # 0 c. AS = +1

A: Gibbs Free energy (∆G) =∆H - T∆S where ∆H = Enthalpy change             T = Temperature           ∆S…

Q: All changes saved 1. A glass of ice water is placed on a table on a hot afternoon. Condensation…

A: When ice is taken in a glass kept at the table on a hot afternoon, the condensation of water vapour…

Q: 11. Which is true for this process? solid gas D add heat AS (+) A. It is spontaneous at all…

A: For reaction to be spontaneous we need to check ∆G is negative or positive.If it comes out to be…

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.…

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Q: It refers to how a circumstance can occur without the help of any external factors? a. Enthalpy O b.…

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Q: Many of the biological reactions that are essential for the formation and maintenance of highly…

A: The correct answer is given below

Q: Define the following terms: a. work b. kinetically favorable c. thermodynamically favorable d.…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: 4. Select all that is considered spontaneous a. Cleaning your room b. A piece of bread molding after…

A: A spontaneous process is a process that occurs without the need for an external influence and…

Q: Which of the following thermodynamic functions can be measured absolutely? A. Internal Energy B.…

A: Given : We have to tell which of the following can be measured absolutely.

Q: 4. Select all that is considered spontaneous a. Cleaning your room b. A piece of bread molding after…

A: A spontaneous process is a process that occurs without the need for an external influence and…

Q: Which thermodynamic property is the best measure of the molecular activity of a substance?…

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Q: Solubility of PbCl2 in water is 0.0150 g/L at 25 oC. Determine standard free energy change for the…

A: The solubility of PbCl2 in g/L is given = 0.015 g/L Since solubility in g/L = molar solubility X…

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: A statement of the second law of thermodynamics is that a. energy is conserved in a chemical…

A: According to the first law of thermodynamics, the energy of the universe remains constant. For a…

Q: Choose the one that shows an increase in ∆U and expansion at constant pressure? a. Reaction with…

A: A question based on chemical thermodynamics that is to be accomplished.

Q: Why first law of thermodynamics are very interesting topic in chemistry (give 5 reasons) and how do…

A: First law of thermodynamics states that energy can neither be created no destroyed but can be…

Q: What is true if the following happens: An exothermic reaction between a solid and a liquid results…

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Q: 14. Which of the following is true about the first law of thermodynamics? A. energy can neither be…

A: As per Bartleby answering guidelines we have to solve only the first questions of multiple…

Q: ΔH° = -90.84 kJ for the following reaction: 2 Hg(l) + O2(g) →2 HgO(s). This reaction is most likely…

A: Given that, A reaction, 2 Hg(l) + O2(g) →2 HgO(s) ΔH° = -90.84 kJ

Q: For the synthesis of nitrogen dioxide, NO2: 2N2(g) + O2(g) →2NO2(g) this reaction has the energy…

A: The equilibrium reaction taking place is given as, => N2 (g) + 2 O2 (g) -------> 2 NO2 (g)…

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…

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Q: A student calculated that for a given reaction, ΔS = 22 J/K and ΔH = 6,028 Joules. At which…

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Q: Consider the equilibrium: H2(g) + Br2(g) = 2 HBr(g) Kp = 9.89 To a 2.0 L flask are added 0.20 moles…

A: Step 1: Reaction :-   H2 (g) + Br2 (g) —> 2HBr (g)Initial moles are :-  H2 (g) = 0.20 moles  Br2…

Q: Sublimation is an example of a process for which a. ΔH is negative and ΔS is positive at all…

A: Sublimation is a process where a solid directly changes to a gas. We know the gas has much more…

Q: TOPIC: Chemical Thermodynamics 1. The totality of all things is referred to as the _____(I). A part…

A: Let us discuss the definations to find out the answers.

Q: elect the ???? description about the second law of thermodynamics. *       A. Measure of the…

A: Second law of thermodynamics is given because as per first law energy can be converted from one form…

Q: is gas C. solid 3. Which of the following is a A. ripening of fruits B. liquid nonspontaneous…

A: Hello dear,   3) Option B is correct. 4) Option B is correct. 5) Option B is correct.