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We know that the relationship between Kc and Kp is Kp = Kc (RT)Δn
What would be the value of Δn for the reaction NH4Cl (s) ⇔ NH3 (g) + HCl (g)
a)1
b)0.5
c)1.5
d)2
Correct answer is option 'D'. Can you explain this answer?
Most Upvoted Answer
We know that the relationship between Kcand Kpis Kp= Kc(RT)ΔnWhat woul...
The answer is d.
The relationship between Kp and Kc is
Kp = Kc (RT) ∆n
Where ∆n = (number of moles of gaseous products) – (number of moles of gaseous reactants)
For the reaction,
NH4C1(s) ⇆ NH3(g) + HCl(g)
∆n = 2 – 0 = 2 
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Community Answer
We know that the relationship between Kcand Kpis Kp= Kc(RT)ΔnWhat woul...
It should be d)

∆n= moles of product -moles of reactant (only gaseous products and reactants)
∆n=2-0
∆n=2
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We know that the relationship between Kcand Kpis Kp= Kc(RT)ΔnWhat would be the value of Δn for the reaction NH4Cl (s) ⇔ NH3(g) + HCl (g)a)1b)0.5c)1.5d)2Correct answer is option 'D'. Can you explain this answer?
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