Thermodynamics Questions

Thermodynamics Questions
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Question 1

The definition of a spontaneous reaction is:

Question 2

For the reaction NH3(g) + HCl(g) –> NH4Cl(s) runt at 25C, dG = -91368 J and dS = -284 J/K. What is the enthalpy change for this reaction?

Question 3

What conditions will lead to a negative dG?

Question 4

What type of collision has occurred if a chemical reaction proceeds?

Question 5

What is another name for a transition state?

Question 6

What label is on the y-axis of an energy level diagram?

Question 7

The activation energy on an energy diagram is the energy difference between which two states?

Question 8

What is joining of two atomic nuclei into a more massive atom called?

Question 9

Which type of radioactive decay exhibits the strongest penetrating power?

Question 10

How can you get a non-spontaneous reaction to proceed?

Question 11

What is true about a reaction that is spontaneous?

Question 12

If the dG value of a reaction is positive, what is true of the dG value of the reverse reaction?

Question 13

What will dG be if dH is negative and dS is positive?