13.2 Boltzmann's Equation

Get the Assessment: FA13.2.docx

The Assessment Solved: (These videos are not the same problems, just the same type of problems)

1. Convert 77 K to ^oC (-196 ^oC) Convert 72 ^oF to ^oC (22.2 ^oC) Convert -40.0 ^oC to ^oF (???!???)

Temperature Conversion Example 2 Temperature Conversion Example 4 You are on your own for this one. Show your work.

2. What is the average kinetic energy of a molecule of an ideal gas at 20.0 ^oC? What is the total internal energy of 1.00 moles (6.02x10²³ molecules) of an ideal gas at this temperature? (6.07x10^-21 J, 3650 J)

Boltzmann Example #1

3. At what temperature in Celsius is the average kinetic energy of an ideal gas molecule 5.00x10^-21 J? (-31.6 ^oC)

Boltzmann Example #2

4. What is the RMS speed of a nitrogen molecule (m = 2x14 = 28.0 u) at 30.0 ^oC? (519 m/s)

Boltzmann Example #3

5. At what temperature in Celsius is the RMS speed of oxygen molecules (m = 2x16 = 32 u) 470. m/s? (10.5 ^oC)

Boltzmann Example #4

The Instruction for this unit:

3:50 Temperature Conversions

Temperature Conversion Example 1

Temperature Conversion Example 2

Temperature Conversion Example 3

Temperature Conversion Example 4

9:08 Boltzmann's Equation

Boltzmann Example #1

Boltzmann Example #2

Boltzmann Example #3

Boltzmann Example #4