4. Two chemical reactions are represented below. The potential energy diagram is shown below for reaction 1. The potential energy of the reactants of reaction 2 are also shown in the diagram. Reaction 2 is endothermic and it has a larger activation energy than reaction 1. Based off of this information complete the energy diagram for reaction 2 on the graph below. Reaction 1: A +B → C Reaction 2: X + Y→ Z Energy X +Y A + B Reaction Pathway

4. Two chemical reactions are represented below. The potential energy diagram is shown below for reaction 1. The potential energy of the reactants of reaction 2 are also shown in the diagram. Reaction 2 is endothermic and it has a larger activation energy than reaction 1. Based off of this information complete the energy diagram for reaction 2 on the graph below. Reaction 1: A +B → C Reaction 2: X + Y→ Z Energy X +Y A + B Reaction Pathway

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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For number 6 match the definition with the meaning
⦁ 4. Make your own energy diagram for an exothermic reaction that does not include a catalyst and one with a catalyst (Be sure each line is a different color or labeled). Label the axis of the diagram. Then, state what a catalyst is and how a catalyst affects the reaction rate.
Is the forward reaction exothermic or endothermic?
For the following reactions how do you draw the reaction diagram?
2. Which of the following is most similar to a system at equilibrium? * O a shift change at an assembly plant involving two crews of 100 employees O a popcorn maker when the popcorn starts to pop the water in a pool when swimmers start to splash water out of the pool a burning candle salt concentrations in the oceans
Balance the following reaction and write the reaction rate. __CH3NH2(g) + __O2 --> __CO2(g) + __H2O(g) + __N2(g)
Classify each reaction: 2AgNO3 ( aq ) + Na2CO3 ( aq ) ⟶ Ag2CO3 ( s ) + 2NaNO3 ( aq ) H2SO4 ( aq ) + BaCl2 ( aq ) ⟶ BaSO4 ( s ) + 2HCl ( aq ) C2H4 (g) + 3O2(g) ⟶ 2CO2 (g) + 2H2O (l) 2HNO3 (aq) + Sr(OH)2 (aq) --> Sr(NO3)2 (aq) + 2H2O (l)
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What may happen to the reaction rate when you add catalyst on it? Choose from the choices below: It increased It decreased, then increased It decreased It did not change
Which of these changes would increase the rate of a reaction? Decrease concentration Use solid rather than a gaseous form Add catalyst Decrease temperature
What happens if we lower the temperature of the reaction environment? Choose from the choices below: The molecules have a lower kinetic energy The molecules have a higher kinetic energy The molecules move faster The reaction rate is higher
How does a catalyst increase the rate of a chemical reaction? A.By increasing the concentrations of the reactants B. By decreasing the speed of the molecules C. By lowering the energy of the products D. By lowering the activation energy