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Chem 104 Final Exam Review | Questions & Answers (100 %Score) Latest Updated 2024/2025 Comprehensive Questions A+ Graded Answers | With Expert Solutions

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Chem 104 Final Exam Review | Questions & Answers (100 %Score) Latest Updated 2024/2025 Comprehensive Questions A+ Graded Answers | With Expert Solutions

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Chem 104 Final Exam Review | Questions & Answers (100 %Score) Latest Updated
2024/2025 Comprehensive Questions A+ Graded Answers | With Expert Solutions


Alkanes - nonpolar

saturated

CnH2n+2



Methane - 1 C



Ethane - 2 C



Propane - 3 C



Butane - 4 C



Pentane - 5 C



Hexane - 6 C



Heptane - 7 C



Octane - 8 C



Nonane - 9 C



Zero-order graph - Concentration vs. time



1st-order graph - ln[A] vs. time

, 2nd-order graph - 1/[A] vs. time



Units of K for 0th order - M/s



Units of K for 1st order - 1/s



Units of K for 2nd order - M-1 S-1



K>>1 - product-favored



K<<1 - reactant-favored



Q = K - equilibrium



Q > K - proceeds right to left

need to produce more reactants



Q < K - proceeds left to right

need to product more products



H > 0 - Endothermic (heat is a reactant)



H < 0 - Exothermic (heat is a product)



Endothermic rxns - ^T ^K

Decrease heat = rxn shifts to the left; K decreases



Exothermic rxns - Increase heat = rxn shifts to the left; K decreases

Decrease heat = rxn shifts to the right; K increases

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