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Science Clinic => Chemistry => Topic started by: kaid0807 on Mar 21, 2021

Title: Given CH3CO2H(aq) H+(aq) + CH3CO2(aq) at 25C, Ka = 1.83 105. What is G at 25C?
Post by: kaid0807 on Mar 21, 2021

Question 1

Given CH₃CO₂H(aq) H⁺(aq) + CH₃CO₂^–(aq) at 25°C, K_a = 1.75 10^–5. What is ΔG at 25°C for a solution in which the initial concentrations are:
    [CH₃CO₂H]₀ = 0.10 M
    [H⁺]₀ = 6.1 10^–8M
    [CH₃CO₂^–]₀ = 0.010 M

◦ –74.0 kJ
◦ 74.0 kJ
◦ 19.7 kJ
◦ –19.7 kJ
◦ 27.1 kJ

Question 2

Given CH₃CO₂H(aq) H⁺(aq) + CH₃CO₂^–(aq) at 25°C, K_a = 1.83 10^–5. What is ΔG° at 25°C?

◦ –27.0 kJ
◦ 27.0 kJ
◦ 2.27 kJ
◦ –2.27 kJ
◦ 27.0 J

Title: Given CH3CO2H(aq) H+(aq) + CH3CO2(aq) at 25C, Ka = 1.83 105. What is G at 25C?
Post by: jharrington11 on Mar 21, 2021

Answer 1

–19.7 kJ

Answer 2

27.0 kJ

Title: Re: Given CH3CO2H(aq) H+(aq) + CH3CO2(aq) at 25C, Ka = 1.83 105. What is G at 25C?
Post by: Vargas Gabriel on Aug 16, 2022

thank you