Problem 2 The chemical reaction for photosynthesis is represented by the following unbalanced equation: CO2 + H₂O + hv→ C6H12O6+ O2 a) Balance the equation. b) If the reaction requires an input of energy (sunlight) to proceed, is the reaction endothermic or exothermic? c) Calculate the heat of reaction AH to see how much energy is required, given the standard enthalpy for glucose C6H12O6 is -1273.3 kJ/mol. Answer: 2,803 kJ/mol d) If an average tree produces 260 lbs. of oxygen per year, how many kilograms of carbon dioxide does it take up? Answer: 162.2 kg CO₂ e) What wavelength is necessary to drive this reaction if it takes one photon to dissociate one molecule? Answer: 0.0425 µm

Problem 2 The chemical reaction for photosynthesis is represented by the following unbalanced equation: CO2 + H₂O + hv→ C6H12O6+ O2 a) Balance the equation. b) If the reaction requires an input of energy (sunlight) to proceed, is the reaction endothermic or exothermic? c) Calculate the heat of reaction AH to see how much energy is required, given the standard enthalpy for glucose C6H12O6 is -1273.3 kJ/mol. Answer: 2,803 kJ/mol d) If an average tree produces 260 lbs. of oxygen per year, how many kilograms of carbon dioxide does it take up? Answer: 162.2 kg CO₂ e) What wavelength is necessary to drive this reaction if it takes one photon to dissociate one molecule? Answer: 0.0425 µm

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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