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Chapter 44: Maintaining a Constant Internal Environment (Homeostasis)

Chapter 44: Maintaining a Constant Internal Environment (Homeostasis). Body Temperature. Enzymes: Rxn rates inc. 2-3 times with each 10 0 C temp. inc. (until denatured) Each species has an optimal temp. range for metabolic rxns to be efficient

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Example Problem: TBE

Example Problem: TBE. Determine the enthalpy change that accompanies the reaction below. Use the method of average bond dissociation energies to determine the answer 4 x 414 + 0.5 x 498 = 1905 kJ/mol for bonds broken (this always costs energy, +ve sign)

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Costs energy - PowerPoint PPT Presentation

Chapter 44: Maintaining a Constant Internal Environment (Homeostasis)

Example Problem: TBE