Problem: NH4Cl(s) ⇌ NH3(g) + HCl(g) is endothermic. How many of the following would cause an increase in the equilibrium pressure of HCI(g)?  An increase in temperature Removal of some NH4Cl A decrease in volume  Removal of some NH3(g)  a) none b) 1 c) 2 d) 3 e) 4  

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NH4Cl(s) ⇌ NH3(g) + HCl(g) is endothermic. How many of the following would cause an increase in the equilibrium pressure of HCI(g)? 

An increase in temperature

Removal of some NH4Cl

A decrease in volume 

Removal of some NH3(g) 

a) none

b) 1

c) 2

d) 3

e) 4

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