Photosynthesis and Respiration (HSC SSCE Chemistry): Flashcards

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Photosynthesis and Respiration
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Type of reaction: photosynthesis

Endothermic

ΔH\Delta H for photosynthesis (kJ mol−1^{-1})

+2814+2814 kJ mol−1^{-1}

Type of reaction: respiration

Exothermic

ΔH\Delta H for respiration (kJ mol−1^{-1})

−2814-2814 kJ mol−1^{-1}

Primary energy source for photosynthesis

Sun/sunlight

Relationship: photosynthesis & respiration

Reverse reactions/exact opposites

Function of chlorophyll in photosynthesis

Captures light energy

Why use Hess's Law for these processes?

Direct measurement is impractical/impossible

Heat of combustion of solid glucose (kJ mol−1^{-1})

28032803 kJ mol−1^{-1}

Heat of solution of glucose (kJ mol−1^{-1})

+11+11 kJ mol−1^{-1}

Explore HSC SSCE Chemistry Revision Notes by Topics

Energy Changes in Chemical Reactions

Enthalpy and Hess's Law

Entropy and Gibbs Free Energy

Explore HSC SSCE Chemistry Model Answers by Topics

Energy Changes in Chemical Reactions

Enthalpy and Hess's Law

Entropy and Gibbs Free Energy

Explore HSC SSCE Chemistry Quizzes by Topics

Energy Changes in Chemical Reactions

Enthalpy and Hess's Law

Entropy and Gibbs Free Energy

Explore HSC SSCE Chemistry Exam Questions by Topics

Energy Changes in Chemical Reactions

Enthalpy and Hess's Law

Entropy and Gibbs Free Energy

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