Skip to main content
General Chemistry 2 Midterm - Part 3 of 3
SAMPLE

This is a sample practice test.

or to get practice tests based on the chapters covered in your exams.

19. Chemical Thermodynamics / Entropy Calculations / Problem 16

When heated to 300 °C, sodium azide (NaN3) decomposes to give elemental sodium and nitrogen gas.
2 NaN3(s) → 2 Na(s) + 3 N2(g)Determine if the reaction is spontaneous at 1 atm and 25 °C.

Learn this concept