- IrmityRName:Enthalpy Practice#1 Consider the reaction for production of water vapor: 2H, +0, → 2H,0+572KJ / mola. As the reaction proceeds, energy is absorbed kreleased.b. This reaction can be classified asexothermicendothermicG. The sign of the enthalpy term (AH) would be positive Knegative.)C Pacitve.@>absorbedB> exothermic#2 Consider a chemical system where the reactants have a total internal energy of 658KJ and the products have atotal internal energy of 458 kJ.a. This reaction is exothermie/ endothermic.b. The value of the enthalpy of reaction is Vo ko kJ/mol. (circleor -)c. The reactants/producs are more thermodynamically stable.#3 Consider the photosynthesis reaction: 2870KJ/mol +6CO, +6H,0→C¸H„O, +60,a. This reaction isexothermi/ endothermic.b. The valuethe enthalpy of reaction is+/-kJ/mol.Thermochemistry-Stoichiometry SHOW WORK for credit# 4 How many moles of glucose would be produced if 6 moles of CO, and 6 moles of H,0 are reacted?mol CaH1206#5 What is the molar mass of glucose? 180.1563/mol (10?)#6 How many grams of glucose would be produced if 2 moles of CO, and 4 moles of H,0 are reacted? (10')grams CH1206#7 How much energy would be required to produce 120 grams of glucose? (10)thebove,requed to o er#8 What mass of glucose would be needed to produce 4300 kJ of energy? (10*)kJgrams CH1206

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Enthalpy Practice #1 Consider the reaction for production of water vapor: 2H, +0, → 2H,0+572.J / mol a. As the reaction proceeds, energy is absorbed Kreleased. b. This reaction can be classified asexothermic endothermic c. The sign of the enthalpy term (AH) would be positive negative. @>absorbed B>exothermic >PoSitive #2 Coneider a cbemical evste the ceactante bave a total internal rmLof 65Rki and tbe products have

Enthalpy Practice #1 Consider the reaction for production of water vapor: 2H, +0, → 2H,0+572.J / mol a. As the reaction proceeds, energy is absorbed Kreleased. b. This reaction can be classified asexothermic endothermic c. The sign of the enthalpy term (AH) would be positive negative. @>absorbed B>exothermic >PoSitive #2 Coneider a cbemical evste the ceactante bave a total internal rmLof 65Rki and tbe products have

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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A chemist measures the energy change AH during the following reaction: Cl2(9)+ H2(g) →2 HCl (g) AH=-184. kJ Use the information to answer the following question. Suppose 62.9 g of Cl₂ react. Calculate how much heat will be released or absorbed. ? g0 ☐ x10 EX OkJ olo Be sure your answer has the correct number of significant digits. Ar B >