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CSCA ChemistryChapter 3: Chemical Theories and LawsAdvanced

Electrolyte Solutions, Buffers & Electrochemistry

电解质溶液电离平衡、盐类水解与原电池/电解池 · Node 3.4

Weak electrolyte ionization, salt hydrolysis, buffer solutions (Henderson-Hasselbalch), Galvanic cells, and electrolysis.

Chapter Weight: 25% of official examination
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Core Mathematical Axiom

Formula Proof & Traps
pH=pKa​+log([HA][A−]​),Kh​=Ka​Kw​​,Q=I⋅t=nF
CSCA Exam Trap Alert

Confusing anode/cathode polarity between Galvanic cells (Anode = -) and Electrolytic cells (Anode = +).

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