14 After the pipet has been in the cold water bath for 2-3 minutes, remove the pipet from the cold waterbath and observe the reaction mixture, including both color and additional observations. To completelyobserve the color of the reaction, swirl the contents in the pipet.15 From the color and observations of the reaction mixture in the pipet, determine if the reaction movedtoward the reactants or toward the products as a result of the decrease in temperature. Record inData Table 2 and explain your answer.16 Place the reaction mixture in the pipet into the hot water bath, submerge the liquid in the water bath,and tape the end of the pipet to the cup to keep the pipet upright. Allow the pipet to remain in the hotwater bath for 2-3 minutes. See Figure 9.Experiment 1Color:Data Table 2: Endothermic and Exothermic Equilibrium PositionChemicalSystemShift(Left orRight)Explanationof whychemicalsystem isshifted tothe left orto the rightReaction at RoomTemperatureData Table 1orangeData Table 2Reaction in Cold WaterBathorangeDatayellowExercise 1Reaction in Hot Water Bath Use your results to determine if the forward reaction in the potassium chromate/HCI reaction isendothermic or exothermic. Explain your answer, using Table 1 (pictured below) to help constructyour thoughts.Type of ChangeIncrease concentration of reactantORDecrease concentration of productDecrease concentration of reactantORIncrease concentration of productIncrease temperature of an exothermic reactionIncrease temperature of an endothermic reactionDecrease temperature of an exothermic reactionDecrease temperature of an endothermic reactionDecrease pressure (gases only)Increase pressure (gases only)Chemical System Shift(Right shifts toward product.Left Shifts toward reactant.)RightLeftLeftRightRightLeftToward the side with more gasmoleculesToward the side with less gasmoleculesWord(a)

A system reaches equilibrium when the products are formed and depleted to form the reactants at the…

14 After the pipet has been in the cold water bath for 2-3 minutes, remove the pipet from the cold water bath and observe the reaction mixture, including both color and additional observations. To completely observe the color of the reaction, swirl the contents in the pipet. 15 From the color and observations of the reaction mixture in the pipet, determine if the reaction moved toward the reactants or toward the products as a result of the decrease in temperature. Record in Data Table 2 and explain your answer. 16 Place the reaction mixture in the pipet into the hot water bath, submerge the liquid in the water bath, and tape the end of the pipet to the cup to keep the pipet upright. Allow the pipet to remain in the hot water bath for 2-3 minutes. See Figure 9. Experiment 1 Color: Data Table 2: Endothermic and Exothermic Equilibrium Position Reaction at Room Reaction in Cold Water Bath Temperature orange Chemical System Shift (Left or Right) Explanation of why chemical system is shifted to Data Table 1 the left or to the right Data Table 2 orange Data yellow Exercise 1 Reaction in Hot Water Bath

14 After the pipet has been in the cold water bath for 2-3 minutes, remove the pipet from the cold water bath and observe the reaction mixture, including both color and additional observations. To completely observe the color of the reaction, swirl the contents in the pipet. 15 From the color and observations of the reaction mixture in the pipet, determine if the reaction moved toward the reactants or toward the products as a result of the decrease in temperature. Record in Data Table 2 and explain your answer. 16 Place the reaction mixture in the pipet into the hot water bath, submerge the liquid in the water bath, and tape the end of the pipet to the cup to keep the pipet upright. Allow the pipet to remain in the hot water bath for 2-3 minutes. See Figure 9. Experiment 1 Color: Data Table 2: Endothermic and Exothermic Equilibrium Position Reaction at Room Reaction in Cold Water Bath Temperature orange Chemical System Shift (Left or Right) Explanation of why chemical system is shifted to Data Table 1 the left or to the right Data Table 2 orange Data yellow Exercise 1 Reaction in Hot Water Bath

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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