Videos
Calculate the equilibrium constant temperature given.
(a)
(b)
(c)
(d)
(e)
Want to see the full answer?
Check out a sample textbook solution
Chapter 16 Solutions
Chemistry by OpenStax (2015-05-04)
Additional Science Textbook Solutions
College Physics
CHEMISTRY-TEXT
Essential Organic Chemistry (3rd Edition)
Chemistry: A Molecular Approach (4th Edition)
Chemistry: Structure and Properties (2nd Edition)
Introductory Chemistry (6th Edition)
- Calculate the standard Gibbs free-energy change when SO3 forms from SO2 and O2 at 298 K. Why is sulfur trioxide an important substance to study? (Hint: What happens when it combines with water?)arrow_forwardCalculate H when a 38-g sample of glucose, C6H12O6(s), burns in excess O2(g) to form CO2(g) and H2O() in a reaction at constant pressure and 298.15 K.arrow_forwardWhich of the following quantities can be taken to be independent of temperature? independent of pressure? (a) H for a reaction (b) S for a reaction (c) G for a reaction (d) S for a substancearrow_forward
- What is the sign of the standard Gibbs free-energy change at low temperatures and at high temperatures for the explosive decomposition of TNT? Use your knowledge of TNT and the chemical equation, particularly the phases, to answer this question. (Thermodynamic data for TNT are not in Appendix G.) 2C7H5N3O6(s) 3N2(g) + 5H2O() + 7C(s) + 7CO(g)arrow_forwardFor the reaction N, (g)+ 3H, (g) 2NH, (g), equilibrium pressures are Py, =2.6 atm, N2 P = 5.6 atm, and P, H2 =1.2 atm. Calculate the Gibb's free energy of the reaction at a NH3 temperature of 298K. (A) 1.43 kJ (B) 1.43 ×10 J (C) 1.41×10'J (D) 4.25 x10' Jarrow_forwardWhat is the equilibrium pressure of O 2(g), in bar, over a sample of NiO(s) at 298 K, given that Δ rG˚ = 218.4 kJ for the reaction: NiO(s) ↔ Ni(s) + ½O 2(g)? Give your answer in scientific notation (e.g. 211 would be 2.11e2)arrow_forward
- Synthetic diamonds are made under conditions of high temperature (2000 K) and high pressure (1010 Pa; 105 atm) in the presence of catalysts. Carbon’s phase diagram is useful for finding the conditions for formation of natural and synthetic diamonds. Along the diamond-graphite line, the two allotropes are in equilibrium. (a) At point A, what is the sign of ∆H for the formation of diamond from graphite? Explain. (b) Which allotrope is denser? Explain.arrow_forwardWhat is the equilibrium pressure of O 2(g), in bar, over a sample of NiO(s) at 298 K, given that Δ rG˚ = 208.2 kJ for the reaction: NiO(s) ↔ Ni(s) + ½O 2(g)?arrow_forward1) Salfur dioxide (SO₂) can react with molecular oxygen (O₂) to form sulfur trioxide (SO3) by the process 2 SO(g) +0(g) = 2 SO3(g) a) Give the correct expression for K, the thermodynamic equilibrium constant, for the above reaction.arrow_forward
- (a) Calculate the value of Kc for the reaction: PCl5 (g) PCl3 (g) + Cl2 (g) ΔH = Positive Given that when 8.4 mol of PCl5 (g) is mixed with 1.8 mol of PCl3 (g) and allowed to come to equilibrium in a 10 dm3container the amount of PCl5 (g) at equilibrium is 7.2 mol. Kc = (b) Explain the effect of the following changes below on the value of Kc: Increasing temperature Lowering the concentration of chlorine (Cl2) Addition of a catalystarrow_forwardNonearrow_forwardThe following diagram represents a reaction shown going to completion.(a) Letting A = spheres and B = blue spheres, write a balanced equation for the reaction.(b) Write the equilibrium-constant expression for the reaction. (c) Assuming that all of the molecules are in the gas phase, calculate ∆ n, the change in the number of gas molecules that accompanies the reaction. (d) How can you calculate Kp if you know Kc at a particular temperature? [Section 15.2]arrow_forward
Principles of Modern ChemistryChemistryISBN:9781305079113Author:David W. Oxtoby, H. Pat Gillis, Laurie J. ButlerPublisher:Cengage Learning
Chemistry: Principles and ReactionsChemistryISBN:9781305079373Author:William L. Masterton, Cecile N. HurleyPublisher:Cengage Learning
Chemistry: Principles and PracticeChemistryISBN:9780534420123Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward MercerPublisher:Cengage Learning
Chemistry: The Molecular ScienceChemistryISBN:9781285199047Author:John W. Moore, Conrad L. StanitskiPublisher:Cengage Learning