5. Spontaneous reactions are driven by: a. Low enthalpy values and high entropy values; b. Low enthalpy values and low entropy values; c. High enthalpy values and low entropy values; d. High enthalpy values and high entropy values

5. Spontaneous reactions are driven by: a. Low enthalpy values and high entropy values; b. Low enthalpy values and low entropy values; c. High enthalpy values and low entropy values; d. High enthalpy values and high entropy values

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: The energy contained in a chemical bond is called the energetics. b. a. energizer. enteric. C. d.…

A: What type of energy contain in chemical bond ?

Q: For which reactions does entropy favor the products? (see attachment)

A: In Thermodynamics, entropy is a thermodynamic state function that is defined as the measure of the…

Q: ow as it ripens D. A&B C. Throwing 50 coins results in all tails 8. According to the third law of…

A: Third law of thermodynamics states that Entropy of a pure substance at perfectly crystalline state…

Q: spontaneous

Q: The standard Gibbs free energy (under true standard conditions) for the hydrolysis of ATP) to ADP…

A: Given: Standard Gibbs free energy for the hydrolysis of ATP is -30.5 KJ/molStandard enthalpy for the…

Q: 1. What do you call that process from the second law of thermodynamics that says “free energy is…

A: Hey, since there are multiple questions posted, we will answer first question. If you want any…

Q: The third law of thermodynamics is defined as a. the combined mass and energy of the universe…

A: -> at absolute (0K) temperature all the modes of motion stops (no vibration , no translation and…

Q: a. Based on entropy, explain why it is difficult to predict whether an ionic solid will dissolve in…

A: The conversion of reactants into specific products requires a certain amount of energy. When the…

Q: What would cause entropy to decrease in a reaction? A. The products gaining more mobility than the…

A: The entropy of the system decreased if the system becomes more ordered. in this reaction, the…

Q: For the reaction: H2 + Br2 ----------- 2HBr H = -17.4 kcal/mol And S is = 027kcal/mol K Using the…

A: Gibbs free energy is an energy which is used to do useful work. It is an extensive property which…

Q: 4) is true? Given a reaction with AH = -53.9 kJ/mol and AS = + 79.9 J/(mol-K), which state a. This…

A: Answer: Below shown relation will be used to find out the spontaneity of the reaction: ∆G=∆H-T∆S…

Q: A sample of ammonia has a mass of 98.5 g. How many molecules are in this sample?

Q: he second law of thermodynamics favors A. processes that have zero entropy of the universe…

A: The given problem is based on the laws of thermodynamics.

Q: explain the laws of thermodynamics, including the first, the second, and the third law of…

A: Thermodynamics is the branch of science that deals with the heat and other forms of energy like…

Q: When a molecule moves across the membrane from a concentration of 10-4 M to 10-2 M … Group of…

A: Given: A molecule moves across the membrane from a concentration of 10-4 M to 10-2 M.

Q: 3. Which is a statement of the second law of thermodynamics? A) The energy of the universe is…

A: Option a: This option is incorrect because, this statement refers to the first law of…

Q: During which of the following processes does the entropy of the system decrease? A. Calcium…

A: Entropy of any substance is basically the measure of disorder of the substance And the disorder of…

Q: Given AH° = -27.5 kJ/mol, AS° = 97.1 J/(mol·K), and T = 38°C, what is the value of Free Energy for…

A: If for a reaction, ∆G < 0 then reaction is spontaneous ∆G > 0 then reaction is non -…

Q: What is AG at 275 K for the following process at 1.0 atm? Br₂(1)→ Br₂ (9) ΔΗ = 31.0 O 30.8 kJ O 31.2…

Q: Predict the sign of entropy. Write P if it is positive and N for ative. Write your answer on the…

A: Entropy: Degree of randomness (or) disorderness is said to be entropy It is represented by ∆S…

Q: If a chemical reaction has a negative AH and a positive AS, then A) it will be spontaneous at all…

A: The spontaneity of the reaction is determined from the sign of change in free energy (∆G). If ∆G…

Q: The free energy of formation of one mole of compound refers to a particular chemical equation. For…

A: Note: Since you have posted a question with multiple sub-parts, we will solve the first three…

Q: Rank from lowest to highest entropy. A. 1 mol of CCl4 gas at 273 K and 40 L. B. 1/2 mol of liquid…

A: We need to Rank from lowest to highest entropy. A. 1 mol of CCl4 gas at 273 K and 40 L. B. 1/2 mol…

Q: 57. Find A.Sº for the formation of CH₂Cl2 (g) from its gaseous elements in their standard states.…

A: The concept used here us from Chemical thermodynamics of physical chemistry. Entropy is the measure…

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: I need help with calculating You wish to determine if a certain biochemical reaction will be…

A: We have find out the ΔG for this biochemical reaction using this level of ATP hydrolysis and Will…

Q: 1. Describe the entropy of the bedroom below. A B 2. Imagine a football tightly filled with air and…

A: (1) In badroom A ,all items are arranged in a synthetic order ( like bedsheet clothes, box ,…

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…

A: Given, Temperature, T = 25oC = (25 + 273.15) K = 298.15 K △Srxn = –386.9 J/K △Hrxn = 147.5 kJ =…

Question

5. Spontaneous reactions are driven by: a. Low enthalpy values and high
entropy values; b. Low enthalpy values and low entropy values; c. High
enthalpy values and low entropy values; d. High enthalpy values and high
entropy values.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1: Introduction to spontaneous reaction

VIEW

Step 2: Predict condition for spontaneity

VIEW

Solution

VIEW

Step by step

Solved in 3 steps

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

TRUE OR FASLE Entropy increases from solid to liquid to gas.
Standard entropy is measure at ____________________________. D. 25oC and 2.5 atm A. 25oC and 1.o atm C. 100oC and 1 atm B. 25oC and 2.0 atm
The following figures represent distributions of two types of gas molecules between two containers connected by an open tube. In which figure is the entropy of the system maximized?
Which of the following statements is false? a. Entropies of ionic solids that have similar formulas are larger when the attractions among the ions are stronger. b. Entropy usually decreases when a gas is dissolved in a liquid. c. Entropy usually increases when a pure liquid or solid dissolves in a solvent. d. Entropies of more complex molecules are larger than those of simpler molecules. e. Entropies of gases are usually much larger that those of liquids, which in turn are usually larger than those of solids.
4. Determine whether the hydrogenation of propene gas reaction at 298 is spontaneous or nonspontaneous by calculating AG C,H, (g) + H, (g) → CH, (1) Enthalpy of formation Entropy C,H, 267 J/mol*K 20.6kJ/mole. C,H, 270.2 J/mol*K-103.9 kJ/mol.
A Moving to another question will save this response. Question 11 A reaction has an equilibrium constant (K) of 58.2. If the entropy of this reaction is-36.7 J/mol"K at a temperature of 317 K, what is the enthalpy of this reaction in kJ/mol? Report your answer to one decimal place. If your answer is negative, make sure to input a negative sign (-). Moving to another question wvill save this response. lyp 144 &
Helppppp
A spontaneous reaction always has: A. a positive enthalpy change and a negative entropy change. B. a positive Gibbs free energy change. C. a negative Gibbs free energy change. D. a standard enthalpy of formation equal to zero for one of the reactants. E. a standard free energy of formation equal to zero for one of the reactants.
The standard molar Gibbs free energy of formation for oxygen gas is: A. −15 kJ mol−1 B. 0 kJ mol−1 C. much larger than ΔfG° of hydrogen gas D. much less than ΔfG° of elemental uranium E. equal to ΔfG° of elemental tungsten F. Both C. and D. G. Both B. and E.