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CHEM 122 MIDTERM EXAM 2026 Lewis acid - -Electron pair acceptor Lewis base - -Electron pair donor Arrhenius acid - -A substance when placed in water increases the H+ concentration Arrhenius base - -A substance when placed in water increases the OH- concentration Bronsted-Lowry base - -Proton acceptor Bronsted-Lowry acid - -Proton donor pH - --log [H+] Henderson-Hasselbalch equation - -pH=pKa + log [base/acid] 1st law of thermodynamics - -Heat and energy are conserved 2nd law ...

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3 páginas

Escrito en 2025/2026

Grado A+

AlexScorer

CHEM 122 DETAILED EXAM 1 WITH CORRECT ANSWERS 2025 Low density, compressible, free motion, rapid diffusion - -What are four characteristics of gases? High density, slow diffusion, slightly compressible - -What are three characteristics of liquids? High density, extremely slow diffusion, slightly compressible - -What are three characteristics of solids? Forces of attraction between molecules - -Why do molecules in a liquid want to stay close together? Covalent b...

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7 páginas

Escrito en 2025/2026

Grado A+

AlexScorer

Chemistry 122 Exam 3 complete Questions and correct Answers| updated

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18 páginas

Escrito en 2025/2026

Grado A+

KelvinBrooks

CHEM 122 FINAL REVISED EXAM WITH CORRECTLY VERIFIED ANSWERS 2025 Place a star next to the reaction that should have a ΔS value closest to zero. Underline the reaction(s) that should have an increase in entropy. a) 2NO (g) + O2 (g) --> 2NO2 (g) b) 2NO2 (g) --> N2 (g) + 2O2 (g) c) 2H2O (l) --> 2H2 (g) + O2 (g) d) C2H4O2 (l) + CH4O (l) --> C3H6O2 (l) + H2O (l) - Correct Ans-Starred: D Underlined: B & C Predict the sign of hte entorpy change for the followin...

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8 páginas

Escrito en 2025/2026

Grado A+

AlexScorer