Solid ammonium iodide decomposes to ammonia and hydrogen gases at sufficiently high temperatures. NH 4 I ( s ) ⇌ NH 3 ( g ) + HI ( g ) The equilibrium constant for the decomposition at 400°C is 0.215. Twenty grams of ammonium iodide are sealed in a 7.50-L flask and heated to 400°C. (a) What is the total pressure in the flask at equilibrium? (b) How much solid NH 4 I is left after the decomposition?
Solid ammonium iodide decomposes to ammonia and hydrogen gases at sufficiently high temperatures. NH 4 I ( s ) ⇌ NH 3 ( g ) + HI ( g ) The equilibrium constant for the decomposition at 400°C is 0.215. Twenty grams of ammonium iodide are sealed in a 7.50-L flask and heated to 400°C. (a) What is the total pressure in the flask at equilibrium? (b) How much solid NH 4 I is left after the decomposition?
Solution Summary: The author explains that the total pressure of the gases at equilibrium is 0.927 atm.
Solid ammonium iodide decomposes to ammonia and hydrogen gases at sufficiently high temperatures.
NH
4
I
(
s
)
⇌
NH
3
(
g
)
+
HI
(
g
)
The equilibrium constant for the decomposition at 400°C is 0.215. Twenty grams of ammonium iodide are sealed in a 7.50-L flask and heated to 400°C.
(a) What is the total pressure in the flask at equilibrium?
(b) How much solid NH4I is left after the decomposition?
An electrode process takes place at a metal-solution interface. Indicate the current condition that must be met for Faradaic rectification to occur.
At a metal-solution interface, an electron is exchanged, and the symmetry factor beta < 0.5 is found in the Butler-Volmer equation. What does this indicate?
Topic: Photochemistry and Photophysics of Supramolecules
Chapter 12 Solutions
OWLv2 for Masterton/Hurley's Chemistry: Principles and Reactions, 8th Edition, [Instant Access], 1 term (6 months)
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Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell