Determine if each of the following processes is spontaneous or nonspontaneous. 1) water evaporating from a puddle in summer                              [ Select ]                          ["nonspontaneous", "spontaneous"]            2) a bike going up a hill                             [ Select ]                          ["spontaneous", "nonspontaneous"]            3) sodium metal reacting violently with water                             [ Select ]                          ["spontaneous", "nonspontaneous"]

Q: Can introducing a catalyst make a non-spontaneous reaction spontaneous? If yes, how (what does the…

A: A catalyst is the one which generally increases the rate of reaction without itself being used up in…

Q: Define spontaneity of a reaction in terms of ∆G. Determine if a process is spontaneous based on…

A: The correct option is:

Q: Using a Venn Diagram, compare and contrast a spontaneous and non-spontaneous process.

A: To distinguish between spontaneous process and non-spontaneous process using the given Venn diagram.…

Q: Using the thermochemical equations above, the heat for the given overall reaction is ___ Kilojoules…

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Q: predict whether a reaction with a negative deltaH and a negative deltaS will be spontaneous,…

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Q: spontaneous

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Q: - the free energy of the reaction under the actual reaction conditions. Select all that apply

A: ∆G° is the standard Gibbs free energy change for any reaction. ∆G°' is the standard Gibbs free…

Q: Classify the following processes as spontaneous or non spontaneous

A: Process are categorised as spontaneous if they are naturally occurring without any external force

Q: Predict whether each process is spontaneous as described, spontaneous in the reverse direction, or…

A: Metal at 1500C is added to water at 400C. The water further gets hotter.

Q: Calculate ΔS° for the following changes, ΔS° value from the Table:

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Q: Which of the following relationships is INCORRECT?  a Free Energy is zero, the process is in…

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Q: How does the process described in the previous item relate to the system shown?

A: The expansion of gases is a spontaneous process whereas reverse process is a nonspontaneous process.…

Q: Which of the following conditions describe a reaction that is spontaneous at "low" temperature and…

A: OPtion D (ans)From the thermodyamic equation we know that ∆G=∆H-T∆SWhere ,∆G = Free energy change∆G…

Q: For a given chemical reaction, the value of AH is positive and the value of AS is negative. The…

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Q: Given the following table of thermodynamic data,   Substance ΔH∘f(kJ/mol)   S∘(J/mol⋅K)   H2(g)…

A: The "spontaneous reactions" always favor "forward reactions" where more product gets yielded and…

Q: spontaneous. Write an equation for the coupled process and calculate the equilibrium constant for…

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Q: A reaction is non-spontaneous. What can you conclude about the reverse reaction?   It is…

A: Spontaneity - It is a condition in which a reaction favors the formation of products .

Q: A reaction has values of AH and AS which are both positive. The reaction * Is spontaneous O…

A: When ∆H and ∆S both are positive then reaction is ---

Q: B. Predict the value of Gibb's Free energy and Spontaneity based on the values of AH and AS.…

A: We have to predict the sign of G and spontaneity of the process for given enthalpy change and…

Q: a spontaneous reaction u

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Q: spontaneous?

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Q: hows the three important thermodynamic quantities. Table 3.1 Quantity Symbol Measures Units Enthalpy…

A: Here we are required to find the standard Gibbs free energy for the given reaction

Q: What can be said about an endothermic reaction with a negative entropy change? • View Available…

A: According to the thermodynamic of reaction, the change in Gibbs energy should be negative for…

Q: s spontaneous or not.

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Q: Consider two equal-sized flasks connected as shown in the figure. probability that it will be in…

A: a) Probability of finding a molecule in flask 2 is 1/2

Q: According to the second law of thermodynamics, the change in the entropy of the universe (detla S…

A: According to the second law of thermodynamics, The change in the entropy of the universe (detla S…

Q: A) In the temperature range between 25°C and 340°C, the reaction in the previous two questions is…

A: A) ∆G˚ at 25˚C is given as 893.84 kJ/mol ∆G˚ at 340˚C is given as 11115 kJ/mol Since ∆G˚ is positive…

Q: Why is free energy “free”? >

A: Free energy is denoted by the energy free to do work in a system.The various thermodynamic functions…

Q: Write the complete, balanced chemical equation for the following reaction on a separate sheet of…

A: given - Copper + silver sulfate →  forms copper(II)

Q: What can be said about an exothermic reaction with a negative entropy change? • View Available…

A: We know that a process will be spontaneous if ∆G is negative.  Also, ∆G = ∆H - T∆S  where, ∆G =…

Q: perature, at what temperature does the reaction change from nonspontaneous to spontaneous in the…

A: Temperature (T)= 55400/94.1 = 588.7K

Q: Consider a reaction that has a negative AH and a negative AS. Which of the following statements is…

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Q: A negative sign for Δ G indicates that, at constant T and P,  Select one: a. the reaction is…

A: The change in Gibbs Free Energy for a process is given by ∆G which is the difference between the…

Q: E. If the statement depicts a spontaneous process write capital letter S, and if the statement does…

A: A spontaneous reaction occurs without any input of energy and proceeds on its own. The…

Q: According to Le Châtelier's principle and the dependence of free energy on reactant and product…

A: which statement is true

Q: If water falls from the top of a waterfall to the bottom, would this be a spontaneous reaction? If…

A: Water falling from the top of the fall to the bottom is a spontaneous process. The Earth's gravity…

Q: Give five (5) examples in which scenario has the low entropy and scenarios that has high entropy.

A: Entropy is the measurement of disorder or randomness. The measure of the number of ways of…

Q: Question 10 of 20 Submit a chemical reaction has a positive AH nd a positive AS, then A) it will be…

A: Applying spontaneity criteria of∆G.

Q: TRUE OR FASLE Entropy increases from solid to liquid to gas

A: Entropy represents degree of disorder or randomness.

Q: Consider the Gibbs Free Energy diagram shown (picture). Draw an arrow showing the formation of CO2…

A: The equation is: C(s) + O2(g) → CO2(g)

Q: Compare how entropy changes for the following two systems : System A: A gas and a solid react to…

A: Entropy is the measurements of randomness. The gases have more entropy than liquid and solid.

Q: What can be said about an endothermic reaction with a negative entropy change? The reaction is…

A: Given information says that reaction is endothermic reaction. Hence the sign of enthalpy change will…

Q: Would conditions of +ΔH and -ΔS favor a spontaneous or non-spontaneous reaction? Why? a.…

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Q: Which of the following exhibits a non-spontaneous? a. Rain falls from the sky. b. A plants grows…

A: A chemical process is occurs when one form of compound converted into another form. These processes…

Q: Would conditions of +ΔH and -ΔS favor a spontaneous or non-spontaneous reaction? Why? Select one:…

A: Given : ΔH of the reaction is +ve. And ΔS of the reaction is -ve.

Q: Which of the following reactions are/is spontaneous? a) The melting of ice cubes at -5°C and 1 atm…

A: a. Melting of ice is non spontaneous at -5°C and 1 atm because it melts at 0°C and 1 atm. Below this…

Q: Label the components of an energy diagram for a spontaneous reaction.

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Q: Direction: identify whether the process is spontaneous or nonspontaneous. Write your answer on a…

A: A spontaneous process is defined as the process itself happens without any external agent or force.…