A 10.0-g sample of solid NH4CI is heated in a 5.00-L container to 900.°C. At equilibrium the pressure of NH3(g) is 1.27 atm. NH,C1(s) =NH;(g)+ HC1(g) The equilibrium constant, Kp, for the reaction is: Select one: O a. 1.61 O b. 2.54 O C. none of these O d. 5.81 O e. 1.27

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A 10.0-g sample of solid NH,Cl is heated in a 5.00-L container to 900.°C. At equilibrium the pressure of
NH3(g) is 1.27 atm.
NH,C1(s) NH;(g) + HC1(g)
The equilibrium constant, K, for the reaction is:
on
Select one:
О а. 161
O b. 2.54
O C. none of these
O d. 5.81
O e. 1.27
re to search
F6
F7
F9
F10
F11
4
E
R
B
Transcribed Image Text:A 10.0-g sample of solid NH,Cl is heated in a 5.00-L container to 900.°C. At equilibrium the pressure of NH3(g) is 1.27 atm. NH,C1(s) NH;(g) + HC1(g) The equilibrium constant, K, for the reaction is: on Select one: О а. 161 O b. 2.54 O C. none of these O d. 5.81 O e. 1.27 re to search F6 F7 F9 F10 F11 4 E R B
Expert Solution
Step 1

The given equilibrium is

  NH4Cl (s) ----------> NH3 (g) + HCl (g)

The equilibrium constant for the given reaction is

  KP = pNH3 * pHCl

(the partial pressure of a solid is taken as unity. That is pNH4Cl (s) = 1)

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