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Delta G = -nFE and Coupled Reactions | JEE 2027 Chemistry (English)

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Delta G = -nFE and Coupled Reactions | JEE 2027 Chemistry (English)

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RankDeterminant
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0 просмотров · 4 дн. назад
Free notes + solved JEE problems for this lesson: https://rankdeterminant.com/go/yt-che... All lessons of this unit:    • JEE 2027 Chemistry | Unit 4 Chemical Therm...   Delta G equals minus nFE explained: how the Gibbs energy of a galvanic cell links to its e.m.f., the maximum electrical work a cell can give, E naught equals 0.059 over n log K at 298 K, and how coupling with ATP hydrolysis or with carbon drives a non-spontaneous reaction. Two solved JEE-style problems: the Daniell cell and reducing zinc oxide with carbon, with the n, units and sign traps. Chapters 0:00 Introduction 0:35 Galvanic cell: Gibbs energy and e.m.f. 2:23 Standard e.m.f. and the equilibrium constant 3:40 Coupled reactions: the total delta G decides 4:59 Example 1: delta G naught of the Daniell cell, E = 1.10 V 6:32 Example 2: can carbon reduce ZnO at 1000 K? 8:05 Quick revision: -nFE, 0.059/n log K and coupling A free JEE paper every day and a full JEE Main mock every Sunday: https://rankdeterminant.com/go/yt-dai... Chemistry · Unit 4 · Chemical Thermodynamics · Chapter 6 · Gibbs Energy and Equilibrium #GibbsEnergyAndEMF #JEEChemistry #JEE2027 Narrated with a computer voice.