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Question 4 (a) 2-Pentanone undergoes photolysis reaction giving propanone and ethene. (i) Write a...
I obviously have no clue what is goin on please help. 2. (25 pts) The Reaction...
I
obviously have no clue what is goin on please help.
2. (25 pts) The Reaction Profile (2a) Sketch a reaction profile diagram (Energy vs. Reaction Path plot) for an exothermic reaction, and locate on the diagram: reactant(s) product(s), intermediate, activation energy. reaction enthalpy, and an activated complex (transition state). Achat sy Proo React (2b) What effect would a catalyst have on the diagram? Increase ran enthalpy. (2c) What effect would a catalyst have on the rate constant for the...
Sample 2 1. Write the I law of thermodynamics. 2. What is the exergonic reaction? 3....
Sample 2 1. Write the I law of thermodynamics. 2. What is the exergonic reaction? 3. Choose the correct answer. The processes of vital functions are a) reversible; b) irreversible; c) in equilibrium. 4. Choose the correct answer. Chemical thermodynamics studies the thermodynamic properties of the substances depending on a)the state, color, structure; b)the state, structure, energy: c) the state, structure, compositions. 5. Standard enthalpy formation of HCl equals -92.05 kJ/mol, HI equals -25.1 kJ/mol. Calculate the standard enthalpy change...
(e) In the reaction: H202(a) +3 (a)+ 2 H(a)Is (a)+ 2 H2O( (aq) (aq)13 3 (aq) the concentration of I- decreases from 0.1...
(e) In the reaction: H202(a) +3 (a)+ 2 H(a)Is (a)+ 2 H2O( (aq) (aq)13 3 (aq) the concentration of I- decreases from 0.173 to 0.146 mol dm-3 in 1 min. What is the rate of the reaction over this time interval? [2 marks (f) The activation energy for the formation of ethane from cyclobutane is 260 kJ mol1. If the rate constant at 300°C is 7.9 x 10 9 s-1, what is the pre-exponential factor A for this reaction? 12...
2). Consider the following intramolecular S2 reaction. no ♡ + HI A) (5 pts) Use the...
2). Consider the following intramolecular S2 reaction. no ♡ + HI A) (5 pts) Use the table of Bond Dissociation Enthalpies (at the back of the exam) to calculate the approximate ΔΗπη. B) (3 pts) Is the reaction endothermic or exothermic? Why? C) (6 pts) Draw the Reaction Energy Coordinate Diagram. Label the axes, reactant(s), product(s), transition state(s), intermediate(s), activation energy, and reaction enthalpy. D) (3 pts) In regards to entropy, would you expect the reaction to be favorable, or...
1. According to the paper, what does lactate dehydrogenase (LDH) do and what does it allow...
1. According to the paper, what does lactate dehydrogenase
(LDH) do and what does it allow to happen within the myofiber? (5
points)
2. According to the paper, what is the major disadvantage of
relying on glycolysis during high-intensity exercise? (5
points)
3. Using Figure 1 in the paper, briefly describe the different
sources of ATP production at 50% versus 90% AND explain whether you
believe this depiction of ATP production applies to a Type IIX
myofiber in a human....
I
obviously have no clue what is goin on please help.
2. (25 pts) The Reaction Profile (2a) Sketch a reaction profile diagram (Energy vs. Reaction Path plot) for an exothermic reaction, and locate on the diagram: reactant(s) product(s), intermediate, activation energy. reaction enthalpy, and an activated complex (transition state). Achat sy Proo React (2b) What effect would a catalyst have on the diagram? Increase ran enthalpy. (2c) What effect would a catalyst have on the rate constant for the...
Sample 2 1. Write the I law of thermodynamics. 2. What is the exergonic reaction? 3. Choose the correct answer. The processes of vital functions are a) reversible; b) irreversible; c) in equilibrium. 4. Choose the correct answer. Chemical thermodynamics studies the thermodynamic properties of the substances depending on a)the state, color, structure; b)the state, structure, energy: c) the state, structure, compositions. 5. Standard enthalpy formation of HCl equals -92.05 kJ/mol, HI equals -25.1 kJ/mol. Calculate the standard enthalpy change...
(e) In the reaction: H202(a) +3 (a)+ 2 H(a)Is (a)+ 2 H2O( (aq) (aq)13 3 (aq) the concentration of I- decreases from 0.173 to 0.146 mol dm-3 in 1 min. What is the rate of the reaction over this time interval? [2 marks (f) The activation energy for the formation of ethane from cyclobutane is 260 kJ mol1. If the rate constant at 300°C is 7.9 x 10 9 s-1, what is the pre-exponential factor A for this reaction? 12...
2). Consider the following intramolecular S2 reaction. no ♡ + HI A) (5 pts) Use the table of Bond Dissociation Enthalpies (at the back of the exam) to calculate the approximate ΔΗπη. B) (3 pts) Is the reaction endothermic or exothermic? Why? C) (6 pts) Draw the Reaction Energy Coordinate Diagram. Label the axes, reactant(s), product(s), transition state(s), intermediate(s), activation energy, and reaction enthalpy. D) (3 pts) In regards to entropy, would you expect the reaction to be favorable, or...
1. According to the paper, what does lactate dehydrogenase
(LDH) do and what does it allow to happen within the myofiber? (5
points)
2. According to the paper, what is the major disadvantage of
relying on glycolysis during high-intensity exercise? (5
points)
3. Using Figure 1 in the paper, briefly describe the different
sources of ATP production at 50% versus 90% AND explain whether you
believe this depiction of ATP production applies to a Type IIX
myofiber in a human....
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