MASTERINGCHEM FOR ORGANIC CHEM STANDAL
13th Edition
ISBN: 9781269517553
Author: Bruice
Publisher: PEARSON
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Textbook Question
Chapter 5, Problem 61P
a. What is the equilibrium constant for a reaction that is carried out at 25 °C (298 K) with ∆H° = 20 kcal/mol and ∆S° = 5.0 × 10–2 kcal mol–1 K–1?
b. What is the equilibrium constant for the same reaction carried out at 125 °C?
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Students have asked these similar questions
Consider the reaction
2O(g)=O2(g)
a. Predict deltaH and deltaS.
b. Would the reaction be more spontaneous at high or low temperatures?
Which expression below could be used to calculate the free energy change for a chemical reaction at any temperature? Choose one:
1. ΔG°rxn = ΔH°rxn – TΔS°rxn
2. ΔG°rxn = Σ(ΔG°f,Reactants) – Σ(ΔG°f,Products)
3. ΔG°rxn = ΔH°rxn + TΔS°rxn
4. ΔG°rxn = Σ(ΔG°f,Products) – Σ(ΔG°f,Reactants)
For the conversion of reactant A to product B, the change in enthalpy is 7.80 kJ·mol-1 and the change in entropy is 44.4 J·K-1·mol-1. Above what temperature, in Kelvin, does the reaction become spontaneous?___ K.
Chapter 5 Solutions
MASTERINGCHEM FOR ORGANIC CHEM STANDAL
Ch. 5.1 - What is the molecular formula for each of the...Ch. 5.1 - Prob. 4PCh. 5.1 - Determine the degree of unsaturation and then draw...Ch. 5.1 - Prob. 6PCh. 5.2 - What is each compounds systematic name?Ch. 5.2 - Prob. 8PCh. 5.2 - Draw the structure for each of the following: a....Ch. 5.3 - How many carbons are in the planar double-bond...Ch. 5.3 - Prob. 12PCh. 5.5 - Prob. 13P
Ch. 5.5 - Prob. 14PCh. 5.5 - Prob. 16PCh. 5.5 - Prob. 17PCh. 5.6 - a. Which of the monosubstituted cyclohexanes in...Ch. 5.6 - a. Calculate the percentage of isopropylcylohexane...Ch. 5.6 - a. for which reaction in each set will S be more...Ch. 5.6 - a. For a reaction with H = 12 kcal/ mol and S =...Ch. 5.8 - Prob. 23PCh. 5.9 - Prob. 24PCh. 5.9 - How many different alkenes can be hydrogenated to...Ch. 5.9 - The same alkane is obtained from the catalytic...Ch. 5.9 - Prob. 27PCh. 5.9 - Rank the following compounds from most stable to...Ch. 5.10 - Prob. 29PCh. 5.10 - Prob. 30PCh. 5.11 - The rate constant for a reaction can be increased...Ch. 5.11 - Prob. 33PCh. 5.11 - a. Which reaction has a greater equilibrium...Ch. 5.12 - Draw a reaction coordinate diagram for a two-step...Ch. 5.12 - a. Which step in the reaction coordinate diagram...Ch. 5.12 - Draw a reaction coordinate diagram for the...Ch. 5.13 - Prob. 38PCh. 5 - What is each compounds systematic name?Ch. 5 - Prob. 40PCh. 5 - Draw the structure of a hydrocarbon that has six...Ch. 5 - Draw the condensed structure for each of the...Ch. 5 - Prob. 43PCh. 5 - Prob. 44PCh. 5 - Prob. 45PCh. 5 - Name the following:Ch. 5 - Prob. 47PCh. 5 - Prob. 48PCh. 5 - Prob. 49PCh. 5 - In a reaction in which reactant A is in...Ch. 5 - Which bond is stronger? Briefly explain why.Ch. 5 - Prob. 52PCh. 5 - Prob. 53PCh. 5 - By following the curved red arrows, draw the...Ch. 5 - Prob. 55PCh. 5 - Prob. 56PCh. 5 - Draw structures for the following: a....Ch. 5 - Prob. 58PCh. 5 - a. Which of the following reactions has the larger...Ch. 5 - Prob. 60PCh. 5 - a. What is the equilibrium constant for a reaction...Ch. 5 - Prob. 62PCh. 5 - Prob. 63PCh. 5 - Given that the free energy of the twist-boat...Ch. 5 - Prob. 65PCh. 5 - Prob. 1PCh. 5 - Prob. 2PCh. 5 - Prob. 3PCh. 5 - Prob. 4PCh. 5 - Prob. 5PCh. 5 - Prob. 6PCh. 5 - Draw curved arrows to show the movement of the...Ch. 5 - Prob. 8PCh. 5 - Prob. 9PCh. 5 - Prob. 10P
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- a Calculate K1, at 25C for sulfurous acid: H2SO3(aq)H+(aq)+HSO3(aq) b Which thermodynamic factor is the most significant in accounting for the fact that sulfurous acid is a weak acid? Why?arrow_forwardFor the decomposition of formic acid, HCOOH(l)H2O(l)+CO(g) H = +29 kJ/mol at 25C. a Does the tendency of this reaction to proceed to a state of minimum energy favor the formation of water and carbon monoxide or formic acid? Explain. b Does the tendency of this reaction to proceed to a state of maximum entropy favor the formation of products or reactants? Explainarrow_forwardA reaction has H298=100 kj/mol and S298=250 J/mol K. Is the reaction spontaneous at room temperature? If not, under what temperature conditions will it become spontaneous?arrow_forward
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