18 Question (1 point) What is the value of Δ Gan for the reaction: Given: 2A...
What is the value of ?K for this aqueous reaction at 298 K? A+B↽−−⇀C+D Δ?°=26.52 kJ/mol
Question 4 (1 point) Given the following reaction, what is the AGC for the spontaneous reaction in kJ/mol? Faraday's constant = 96500 Coulomb/mol (96.5 kJ/ mol) Round your answer to the nearest whole number i.e. if you calculated 52.02, input your answer as 52). IF YOUR ANSWER IS A NEGATIVE VALUE MAKE SURE TO INCLUDE THE NEGATIVE SIGN. IF IT IS POSITIVE YOU CAN LEAVE IT AS IS. NAD+ + H+ + 2e + NADH NO3 + 2H+ + 2e...
Question 9 Calculate AGⓇ for the reaction, 2A (g) + B2 (9) =72AB (9) given that at 120°C the equilibrium constant of the reaction is 3.21x105 -35.76 KJ/mol -414.30 J/mol None of these -41.43 KJ/mol -41.43 J/mol ving to another question will save Question 7 Calculate AGⓇ for the formation of ammonia, N2 (g) + 3H2(g)=2NH3(g) given that at 25°C the equilibrium constant of the reaction is 5.34x105 -32.7 KJ/mol 25.73 KJ/mol None of these 13.19 KJ/mol -32,700 KJ/mol Question...
Question 4 (1 point) Given the following reaction, what is the AG for the spontaneous reaction in KJ/mol? Faraday's constant 96500 Coulomb/mol (96.5 kJ/V mol) Round your answer to the nearest whole number (i.e. if you calculated 52.02, input your answer as 52). IF YOUR ANSWER IS A NEGATIVE VALUE MAKE SURE TO INCLUDE THE NEGATIVE SIGN. IF IT IS POSITIVE YOU CAN LEAVE IT AS IS. O2+ 2Ht+2e NO3+2H*+ 2e NO2+ E'o 0.295 V H2O2 H20 E'o 0.421 V
The Δ?fus of platinum is 22.18 kJ⋅mol−1 , and its Δ?fus is 10.86 J⋅mol−1⋅K−1 . What is the melting point of platinum? ?=_____ ∘C
Calculate the standard change in Gibbs free energy, Δ?∘rxnΔGrxn∘ , for the given reaction at 25.0 ∘C25.0 ∘C . Consult the table of thermodynamic properties for standard Gibbs free energy of formation values. KCl(s)↽−−⇀K+(aq)+Cl−(aq)KCl(s)↽−−⇀K+(aq)+Cl−(aq) Δ?∘rxn= Determine the concentration of K+(aq)K+(aq) if the change in Gibbs free energy, Δ?rxnΔGrxn , for the reaction is −8.31 kJ/mol−8.31 kJ/mol . [K+]=
Question 1 (1 point) v Saved For the reaction 2A + B C, the rate of the reaction doubles if the starting concentration of A doubles, and the rate of the reaction quadruples (.e., increases four-fold) if the starting concentration of B doubles. What is the rate law? Rate=k[A][B] Rate=k[A]2[B] O Rate=k[A][B]2 Not enough information given
Given the thermochemical equation: 2A B AH = -41.6 kJ/mol, what is AH for the following reaction: 3B + 6A O 41.6 kJ/mol O-124.8 kJ/mol 124.8 kJ/mol -41.6 kJ/mol
Calculate the standard enthalpy change for the reaction 2A+B⇌2C+2D where the heats of formation are given in the following table: Substance ΔfH∘ΔfH∘ (kJ mol−1 A −247 B −375 C 187 D −491 For the reaction given in Part A, how much heat is absorbed when 3.30 mol of A reacts? For the reaction in Part A, ΔrS∘=25.0 J K−1 mol−1. What is the standard Gibbs energy of reaction at 297 K , ΔrG∘ (297K)?
What is the value of ? for this aqueous reaction at 298 K? A+B↽−−⇀C+DΔ?°=29.94 kJ/mol A + B ↽ − − ⇀ C + D Δ G ° = 29.94 kJ / mol